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lighted pushbutton switch a3g control units assembled lighted pushbutton switches and separate-unit type 16-mm cylindrical series n lighted and non-lighted/convex versions n pushbutton/indicator types available n oil-resistant: complies with ip65 seal requirements n accommodates panel thicknesses of .5 to 5 mm n available with screw/#110 tab solder terminals n snap-in, snap-out switch units simplify wiring and maintenance n assembled types lighted ordering information part number operator circuit color round rectangular square pushbutton momentary red a3gt-99c1-h1nd a3gj-99c1-h1nd a3ga-99c1-h1nd green a3gt-99c1-h1ng a3gj-99c1-h1ng a3ga-99c1-h1ng white a3gt-99c1-h1nw a3gj-99c1-h1nw a3ga-99c1-h1nw maintained red a3gt-99d1-h1nd a3gj-99d1-h1nd a3ga-99d1-h1nd green a3gt-99d1-h1ng a3gj-99d1-h1ng a3ga-99d1-h1ng white a3gt-99d1-h1nw a3gj-99d1-h1nw a3ga-99d1-h1nw indicator red m2gt-99a1-h1nd m2gj-99a1-h1nd m2ga-99a1-h1nd green m2gt-99a1-h1ng m2gj-99a1-h1ng m2ga-99a1-h1ng white m2gt-99a1-h1nw m2gj-99a1-h1nw m2ga-99a1-h1nw
2 a3g a3g part number operator circuit color round rectangular square pushbutton momentary red a3gt-99c0-r a3gj-99c0-r a3ga-99c0-r yellow a3gt-99c0-y a3gj-99c0-y a3ga-99c0-y green a3gt-99c0-g a3gj-99c0-g a3ga-99c0-g black a3gt-99c0-b a3gj-99c0-b a3ga-99c0-b maintained red a3gt-99d0-r a3gj-99d0-r a3ga-99d0-r yellow a3gt-99d0-y a3gj-99d0-y a3ga-99d0-y green a3gt-99d0-g a3gj-99d0-g a3ga-99d0-g black a3gt-99d0-b a3gj-99d0-b a3ga-99d0-b mushroom cap momentary red a3gt-99c2-r a3gj-99c2-r a3ga-99c2-r maintained red a3gt-99d2-r a3gj-99d2-r a3ga-99d2-r n assembled types continued non-lighted/convex note: above switches offer double pole, double throw no/nc contacts with screw terminals; lighted type pushbuttons offer neon lamps at 110 vac; and all are fully assembled. degree part number switch type of sealing color round rectangular square led dust proof red a3bt-500r a3bj-500r a3ba-500r ip40 y ellow a3bt-500y a3bj-500y a3ba-500y green* a3bt-500gy a3bj-500gy a3ba-500gy white a3bt-500w a3bj-500w a3ba-500w oil-resistant red a3bt-510r a3bj-510r a3ba-510r ip65 y ellow a3bt-510y a3bj-510y a3ba-510y green* a3bt-510gy a3bj-510gy a3ba-510gy white a3bt-510w a3bj-510w a3ba-510w incandescent lamps ip40 green* a3bt-500g a3bj-500g a3ba-500g blue a3bt-500a a3bj-500a a3ba-500a oil-tight ip65 green* a3bt-510g a3bj-510g a3ba-510g blue a3bt-510a a3bj-510a a3ba-510a neon lamps dust proof orange a3gt-500d a3gj-500d a3ga-500d ip40 green a3gt-500gn a3gj-500gn a3ga-500gn white a3gt-500wn a3gj-500wn a3ga-500wn oil-resistant orange a3gt-510d a3gj-510d a3ga-510d ip65 green a3gt-510gn a3gj-510gn a3ga-510gn white a3gt-510wn a3gj-510wn a3ga-510wn snap-in switch unit greatly improves wiring efficiency. simply insert the switch unit for complete connection. press the part indicated push on the switch unit and pull to remove. align white marks to insert. align white marks press press round rectangular square note: the legend plate and reflective plunger are bonded together on the ip65 oil-resistant type only. structure of pushbutton n separate type pushbutton units lighted switches lens legend plate diffusion plate reflection plunger note: 1. pushbutton units, lamps (lighted type only), case, and socket must be ordered separately. example: pushbutton unit a3bj-500r, case a3gj-6011-1, socket a3g-4011. 2. illumination: red, yellow, and white use either led or incandescent lamps. 3. with the exception of green, all pushbutton units can be used with either led or incandescent lamps. to avoid an undesirable hue change with green pushbutton units, use a green led lamp with a green led pushbutton and an incandescent lamp with a green incandescent pushbutton.
a3g a3g 3 cases switch part number type action round rectangular square dust proof momentary a3gt-6011-1 a3gj-6011-1 a3ga-6011-1 ip40 alternating a3gt-6021-1 a3gj-6021-1 a3ga-6021-1 indicator m2gt-7001-1 m2gj-7001-1 m2ga-7001-1 oil-resistant momentary a3gt-6011-3 a3gj-6011-3 a3ga-6011-3 ip65 alternating a3gt-6021-3 a3gj-6021-3 a3ga-6021-3 indicator m2gt-7001-3 m2gj-7001-3 m2ga-7001-3 round rectangular square sockets contact ratings terminal type part number general purpose loads spdt solder a3g-4011 dpdt solder a3g-4021 screw a3g-4024 microloads spdt solder a3g-4111 dpdt solder a3g-4121 screw a3g-4124 indicator C solder M2G-4901 C screw m2g-4904 lamps part number type color 5 vdc 12 vdc 24 vdc led light red a3b-005r a3b-012r a3b-024r yellow a3b-005y a3b-012y a3b-024y green a3b-005g a3b-012g a3b-024g white a3b-005w a3b-012w a3b-024w incandescent lamp 14 v 28 v a3b-014 a3b-028 neon lamp pushbutton color lamp color 110 v 220 v white or orange orange a3b-h1nd a3b-h2nd green green a3b-h1ng a3b-h2ng degree part number switch type of sealing color round rectangular square convex dust proof red a3bt-502r a3bj-502r a3ba-502r ip40 yellow a3bt-502y a3bj-502y a3ba-502y green a3bt-502g a3bj-502g a3ba-502g white a3bt-502w a3bj-502w a3ba-502w blue a3bt-502a a3bj-502a a3ba-502a black a3bt-502b a3bj-502b a3ba-502b oil-resistant red a3bt-512r a3bj-512r a3ba-512r ip65 yellow a3bt-512y a3bj-512y a3ba-512y green a3bt-512g a3bj-512g a3ba-512g white a3bt-512w a3bj-512w a3ba-512w blue a3bt-512a a3bj-512a a3ba-512a black a3bt-512b a3bj-512b a3ba-512b led incandescent neon non-lighted/convex switches note: 1. pushbutton units, lamps (lighted type only), case, and socket must be ordered separately. example: pushbutton unit a3bj-500r, case a3gj-6011-1, socket a3g-4011. 2. illumination: red, yellow, and white use either led or incandescent lamps.
4 a3g a3g
a3g a3g 5 specifications n separate type contact ratings type ac resistant load dc resistant load general purpose load 250 vac 3 a 30 vdc 3 a 125 vac 5 a microload* 125 vac 0.1 a 30 vdc 0.1 a * minimum applicable load is 1 ma at 5 vdc. led ratings rated voltage rated current operating voltage 5 vdc 30 ma 5 vdc 5% 12 vdc 15 ma 12 vdc 5% 24 vdc 10 ma 24 vdc 5% incandescent lamp ratings rated voltage rated current operating voltage 14 v 40 ma 12 v 28 v 24 ma 24 v neon lamp ratings rated voltage rated current operating voltage 110 vac 1.5 ma 100 vac 10% 220 vac 1.5 ma 200 vac 10% operating temperature operating humidity storage temperature -10 to 55 c (with no icing) 35 to 85% rh -25 to 65 c note: all switch models have a built-in current-limiting resistor (for use with led). n assembled switches construction data termination pc board terminals mounting style nut mounting; snap-in panel mounting (pushbutton) packaging method carton
6 a3g a3g characteristic data n assembled switches pushbutton unit color led - lighted red, yellow, green, white incandescent lamp - lighted red, yellow, green, white, blue neon lamp - lighted red, green, white non-lighted/convex red, yellow, green, white, blue, black switch unit color black contact form pushbutton, key, selector spdt or dpdt resistive load pushbutton, key, selector 3 a, 250 vac/5 a, 125 vac; 3 a, 30 vdc service life - pushbutton mechanical momentary action 1,000 x 10 3 operations min. alternating action 200 x 10 3 operations min. electrical 100 x 10 3 operations min. service life - key mechanical 200 x 10 3 operations min. key insertion/removal: 10 x 10 3 times min electrical 100 x 10 3 operations min. service life - selector mechanical 200 x 10 3 operations min. electrical 100 x 10 3 operations min. accessories - pushbutton switch guard, dust cover, spring mounting clip, panel plug, screw fitting, legend plate, extractor accessories - key panel plug, screw fitting accessories - selector panel plug, screw fitting series product microload version, socket terminal non-lighted/convex pushbutton switches dust proof ip40 oil-resistant ip65 features spdt dpdt spdt dpdt operating force (of) max. 250 g 450 g 300 g 500g releasing force (rf) min. 30 g C C C total travel (tt) approx. 3 mm C C C pretravel (pt) max. 2.5 mm C C C lock stroke (lta) min.* 0.5 mm C C C set position (sp) C C C C n operating characteristics * lock stroke is only for alternating operation. allowable operating mechanical momentary action 120 operations / min. max. frequency alternating action 60 operations / min. max. electrical 20 operations / min. max. insulation resistance 100 m w min. (at 500 vdc) dielectric strength 1,000 vac, 50/60 hz for 1 minute between terminals of same polarity 2,000 vac, 50/60 hz for 1 minute between terminals of dif- ferent polarity and also between each terminal and ground* vibration malfunction 10 to 55 hz, 1.5 mm double amplitude shock durability approx. 500 m/s 2 (50 g) malfunction approx. 150 m/s 2 (15 g) service life mechanical momentary operation 2,000,000 operations min. alternating operation 200,000 operations min. electrical 100,000 operations min. degree of protection (iec) ip40/ip65 (oil-resistant) weight approx. 13 g (for lighted type 2-contact switches with solder terminals) n non-lighted/convex pushbutton switches * with led and incandescent lamp not mounted. note: data shown are of initial value.
a3g a3g 7 dimensions n assembled switch unit: mm (inch) square with screw terminals panel cutout (top view) n lighted type pushbutton switches rectangular (a3gj) panel cutout with solder terminals (top view) note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter. note: the above panel cutout diagram applies when the x dimension (the space between terminals of different polarity) is maintained at 3.5 mm. when the x dimension is not required, switches may be mounted at 24.5 mm for the general-purpose pushbutton type, or at 26 mm for the rectangular concave type.
8 a3g a3g square (a3ga) panel cutout with solder terminals (top view) rectangular (a3gj) panel cutout with screw terminals (top view) round (a3gt) panel cutout with solder terminals (top view) n lighted type pushbutton switches continued unit: mm (inch) note: the above panel cutout diagram applies when the x dimension (the space between terminals of different polarity) is maintained at 3.5 mm. when the x dimension is not required, switches may be mounted at 24.5 mm for the general-purpose pushbutton type, or at 26 mm for the rectangular concave type. note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter, and recommended panel thickness is 0.5 to 3.5 mm. dimensions for models with screw terminals have been omitted. refer to the dimensions for the rectangular type. dimensions for models with screw terminals have been omitted. refer to the dimensions for the rectangular type. note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter, and recommended panel thickness is 0.5 to 3.5 mm.
a3g a3g 9 n convex type pushbutton switch note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter, and recommended panel thickness is 0.5 to 3.5 mm. rectangular (a3gj) panel cutout with solder terminals (top view) square (a3ga) panel cutout with solder terminals (top view) note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter, and recommended panel thickness is 0.5 to 3.5 mm. rectangular (a3gj) panel cutout with screw terminals (top view) dimensions for models with screw terminals have been omitted. refer to the dimensions for the rectangular type. note: the above panel cutout diagram applies when the x dimension (the space between terminals of different polarity) is maintained at 3.5 mm. when the x dimension is not required, switches may be mounted at 24.5 mm for the general-purpose pushbutton type, or at 26 mm for the rectangular concave type. the pitch should be as large as possible to maintain space to extend the lead wire and make it easier to wire.
10 a3g a3g round (a3gt) panel cutout with solder terminals (top view) note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter, and recommended panel thickness is 0.5 to 3.5 mm. n indicators rectangular indicator (m2gj) panel cutout with solder terminals (top view) square indicator (m2ga) panel cutout with solder terminals (top view) dimensions for models with screw terminals have been omitted. refer to the dimensions for the rectangular type. n convex type pushbutton switches continued unit: mm (inch) note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter, and recommended panel thickness is 0.5 to 3.5 mm. note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter, and recommended panel thickness is 0.5 to 3.5 mm.
a3g a3g 11 round indicator (m2gt) panel cutout with solder terminals (top view) n cases rectangular square round a3gj-6011-1 a3gj-6011-3 a3ga-6011-1 a3ga-6011-3 a3gt-6011-1 a3gt-6011-3 a3gj-6021-1 a3gj-6021-3 a3ga-6021-1 a3ga-6021-3 a3gt-6021-1 a3gt-6021-3 n lamps led incandescent lamp neon lamp note: 1. recommended panel thickness is 0.5 to 5 mm. 2. when using the spring mounting clip for snap-in mounting, the panel cutout becomes 16.2 + 0 0 . 3 mm in diameter, and recommended panel thickness is 0.5 to 3.5 mm.
12 a3g a3g n solder terminals spdt switch dpdt switch indicator lighted type lighted type display lamp dimensions of terminal holes dimensions of terminal holes dimensions of terminal holes terminal arrangement terminal arrangement terminal arrangement (bottom view) (bottom view) (bottom view) n screw terminals terminal arrangement terminal arrangement terminal arrangement (bottom view) (bottom view) (bottom view) spdt switch dpdt switch indicator five, m3 x 6 phillips eight, m3 x 6 phillips two, m3 x 6 phillips screws with washers screws with washers screws with washers unit: mm (inch)
a3g a3g 13 n with installed switch guard rectangular types panel cutout (top view) square and round types panel cutout (top view) n with mounted dust cover rectangular types panel cutout (top view)
14 a3g a3g n with mounted dust cover continued square type panel cutout (top view) round type panel cutout (top view) a3g-3 nnn nnn dummy a3g-3000 n mounting clip spring mounting clip for snap-in mounting extractor a3b-3001 n switch unit unit: mm (inch)
a3g a3g 15 n legend plates n screw fitting a3g-3004 note: the plate is 0.6 mm thick and made of polycarbonate resin (ip40) or polyacrylate (ip65). n panel plug select the plug that fits the panel design and mount from the front of the panel. panel cutouts are the same as those for switc hes.
16 a3g a3g assembly/disassembly n mounting and replacing the operating section mounting directions of the led/lamp for the pushbutton unit (2) for the indicator: insert the led/lamp guide into the narrower opening in the indicator's receptacle. (1) for the lighted type switch: fit the led/lamp so that its guide projection is inserted into the wider opening in the receptacle of the pushbutton unit. note: push the led/lamp projections into the base groove. the led/lamp is flexibly mounted when used for illumination and is rig idly mounted when used for indicators. removing lamp from the pushbutton unit position the functional unit as shown in (1). press down on the led/lamp angling it in the direction indicated by a. side b of the led/lamp disconnects and side c angles away from the pushbutton unit so that it looks like (2). turn the led/lamp in the direction indicated by d. the led/lamp projections (2 locations) will disconnect from the led/lamp groove so that it looks like (3). pull in the e direction and remove the led/lamp. mounting directions for the pushbutton unit and the switch unit insert the led/lamp unit into the aperature of the switch unit with the led/lamp unit's guide facing the side of the aperature mouth that does not have the two projections. the pressure applied during insertion should be 2.5 kg min. note: since the mounting directions of the pushbutton unit are the opposite for the lighted type switch and the indicator application, pay special attention to the direction of the legend plate. removing the pushbutton unit pull the cap of the functional unit while holding the recessed guide on both sides. note: do not use radio pliers to remove the cap as they may cause damage. led/lamp guide led/lamp guide led/lamp guide projections on the led/lamp led/lamp projections disconnected from the grooves led/lamp functional unit (1) (2) (3) (4) a b c d e projections of the switch unit face the guide of the led/lamp unit toward the side without the projections recessed guide groove in the indicator
a3g a3g 17 mounting after installing the main unit, mount the socket unit on the panel surface. n nut mounting insert the switch unit from the front of the panel. place the lock fitting and mounting nut on the terminal side and tighten the mounting nut. for the ip65 type, use the rubber seal. align the anti-turn piece with the grooves and insert it so that the edge section faces the panel. tighten the mounting to a torque of 10 kg-cm or less. n snap-in mounting fit the spring mounting clip for snap-in mounting to the switch unit. insert the tab of the spring mounting clip into the two grooves on the threaded part of the switch unit. note: be sure to use two spring mounting clips and see that each is firmly inserted into the grooves. do not use for ip65-type switches. insert the switch unit from the front of the panel and secure it. n socket mounting mount the socket to the switch unit. as the socket mounts to the switch unit in only one direction, the white mark on the switch unit and that on the socket must be aligned for mounting. n removing socket press the lock button on the socket and pull to remove. pull straight off when removing the socket. panel mountibg nut groove lock fitting edge spring mounting clip spring mounting clip push the tabs of the spring mounting clips firmly into the grooves white mark white mark
18 a3g a3g omron electronics, inc. omron canada, inc. one east commerce drive 885 milner avenue schaumburg, il 60173 scarborough, ontario m1b 5v8 1-800-55-omron 416-286-6465 cat. no. gc sw5 4/98 specifications subject to change without notice. printed in the u.s.a.

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