specifications are subject to change without notice (26.10.99) 1 model measurement power supply control output (out 1) alarm output (out 2) ? 4-dgt multi-range p-based pid controller ? temperature measurements in c or f ? all software functions selectable by key-pad ? pid, on/off and neutral zone selectable controls ? autotuning, direct or reverse pid control and dynamic setpoint capability ? one relay or ssr control output ? one independent alarm setpoint (on request) ? front size: 48 x 48mm product description ordering key pdi40 t1 drx 4-dgt multi-range p-based controller for temperature measurements in c or f and for process signals. input from thermoresistance or thermocouple, ptc, 0/4 to 20ma or 0 to 10vdc. any parameter is fully programm- able by user-friendly key-pad. the pdi 40 includes auto- tuning, dir ect or reverse pid control and dynamic setpoint capability. the housing is easy to mount and ensures a degree of protection of ip 54. temperature controls single loop pid-controllers type pdi 40 type selection measurements t1: tc inputs: j, k, s t2: rtd inputs: pt100, ni100 t3: ptc input: kty81 c1: 4 to 20 ma dc c2: 0 to 20 madc v1: 0 to 10 vdc power supply a: 24 vac, -10% +10%, 50/60 hz 1) b: 48 vac, -10% +10%, 50/60 hz 1) c: 115 vac, -10% +10%, 50/60 hz 1) d: 230 vac, -10% +10%, 50/60 hz (standard) e: 120 vac, -10% +10%, 50/60 hz 1) f: 240 vac, -10% +10%, 50/60 hz 1) 3: 24 vdc, -10% +10% with galvanic insulation 1) control output (out 1) r: relay 0: ssr (12vdc) alarm output (out 2) x: none r: relay 0: ssr (12vdc) accuracy rtd (pt100, ni100) (@ 25c 5c, r.h. 60%) 0.5% f.s., 1 dgt tc (j, k, s) (@ 25c 5c, r.h. 60%) 0.5% f.s., 1 dgt ptc (rty81, 990 @25c) (@ 25c 5c, r.h. 60% ) 0.5% f.s., 1 dgt process signals (20ma, 10v) (@ 25c 5c, r.h. 60% ) 0.5% f.s., 1 dgt temperature drift rtd 150 ppm/c tc 150 ppm/c ptc (kty 81, 990 @25c) 150 ppm/c process signals 150 ppm/c sampling rate 1 time/second display 7-segment led, h 12 mm max. and min. indication rtd/tc/ptc depending on range and type of the temperature probe process signals max. 7000 (700,0), min. -999 (-99.9) input specifications 1) on request
2 specifications are subject to change without notice (26.10.99) compensation rtd for 3-wire connections, line resistance up to 10 tc cold junction, within the tem- perature range from 0 to 55c input rtd ranges probe: pt100 -200c/-328f to+600c /+1112f -99.9c/f to +600.0c/+999.9f probe: ni100 -50c/-58f to +150c/+302f -50.0c/-58.0f to+150.0c/+302.0f input ptc ranges: -50c/-58f to +150c/+302f probe: kty81 (990 @ 25c) -50.0c/-58.0f to +150.0c/+302.0f output working direct (cooling) or reverse (heating) type of output relay: 8a-ac1, 3a-ac3, 250 vac, 100.000 cycles ssr: 12 vdc/max. 12 ma insulation relay output: 2000 v rms from output to: measuring input, ac power supply input. ssr output: no insulation from output to measuring input. 2000 v rms from output to ac power supply input. alarm output 1 (on request) output types alarm, on/off, neutral zone alarm functions up alarm or down alarm setpoint adjustment 0 to 100% of the input range limits of setpoint adjustment programmable minimum and maximum values on/off control parameters programmable hysteresis within the whole measuring range programmable activation time delay (0 to 500 s) neutral zone control programmable dead band within the whole measuring range output working direct (cooling) or reverse (heating) type of output relay: 8a-ac1, 3a-ac3, 250 vac, 100.000 cycles ssr: 12 vdc/max. 12 ma insulation relay output: 2000 v rms from output to measuring input, ac power supply input. ssr output: no insulation from output to measuring input. 2000 v rms from output to ac power supply input. output combinations - only one control output (out 1) type: on/off, pid; - one independent control output (out 1) with additional alarm output: up, down alarm; - two dependent on/off control outputs; - one on/off control output (out 1) with dependent relative or absolute alarm output: up, down alarm; - one control output with additional control output (dead band) to carry out the neutral zone control control output 1 (standard) control types pid, on/off setpoint adjustment 0 to 100% of the input range. limits of setpoint adjustment programmable minimum and maximum values pid control parameters programmable proportional band within the whole input range (1 or 0.1 resolution); programmable manual reset within the whole input range; programmable integral time (0 to 3600 s); programmable derivative time (0 to 3600 s); programmable cycle time (1 to 500 s) on/off control parameters programmable hysteresis within the whole input range; programmable activation time delay (0 to 500 s) neutral zone control programmable dead band within the whole input range (available only if the 2nd output is present) pdi 40 output specifications input tc ranges probe: tc-j 0c/+32f to +800c/+1472f probe: tc-k 0c/+32f to +1200c/+2192f probe: tc-s 0c/+32f to +1600c/+2912f input process signal ranges -999 to 7000 -99.9 to 700.0 key-pad 3 keys: s to enter into the programming procedure; up/down for parameter selection; s + up/down for value programming input specifications (cont.) dynamic setpoint (see fig. 4) - action only on 1st output, automatic increase of the set-point up to the pro- grammed one - half band programming (drb) (0 to 100% of the input range) over which the dynamic set-point is active software functions - step increase (dsi) parameter, programmable from 0 to 100% of the input range - time interval (dst) between two step increases pro- grammable from 1 to 3600 s
specifications are subject to change without notice (26.10.99) 3 ac supply 24 vac, 48 vac, 115 vac, 120 vac, 230 vac, 240 vac, -10%+10%, 50/60 hz insulation 2000 v rms from power supply input to: measuring input, relay output dc supply 24 vdc, 10% insulation 500 v rms from power supply input to: measuring input, relay output power consumption 5 va operating temperature from 0 to +55c (r.h. < 90% non-condensing) storage temperature from -10 to +60c (r.h. < 90% non-condensing) insulation reference voltage 300 v rms to earth autotuning activation of autotuning feature or manual program- ming of the pid parameters diagnostics the display flashes when the limits of the displayed range are exceeded. over-range: eeee under-range: - - - - burn-out tc opening of the probe connec- tion, eeee indication rtd /ptc/ma/v opening of the probe connec- tion, eeee indication probe short-circuit, - - - - indication outputs in case of error the outputs are de-activated pdi 40 software functions (cont.) supply specifications general specifications scaling factor programming of the lower limit of the displayed scale (only ma/v input) connected to 0 ma/v or 4 ma, programm - ing of the higher limit of the displayed scale (only ma/v input) connected to 20 ma/10 v. offset programming value: from C999 to 999, selection of decimal point activation (1 or 0.1), c/f engineering unit selection, least digit approximation dielectric strength 3750 v rms for 1 minute noise rejection nmrr 40 db, from 40 to 60 hz cmrr 100 db, from 40 to 60 hz emc en 50 081-1, en 50 082-1 safety standards en 60730-1 connector fast-on 6,3 mm housing dimensions 48 x 48 x 107 mm material abs, self-extinguishing: ul 94 v-0 degree of protection ip 54 with gasket weight approx. 250 g approvals ce dimensions terminal board
4 specifications are subject to change without notice (26.10.99) pdi 40 front panel description 1 and - up and down keys for selecting programming parameters. - s + up and down keys for value programming. 2. display 4-digit (maximum read-out 7000). alphanumeric indication by means of 7-segment display for: - displaying of the measured value, over-range, burn-out and programming indications. - indication of programming parameters. 3. leds 4 red leds for the indication of: - process variable under (C) the setpoint limit - process variable over (+) the setpoint limit - activation of the first output (out 1) - activation of the second output (out 2) 1 green led for the indication of the process variable equal to the setpoint. 1. key-pad set-up and programming procedures are easily controlled by the 3 pushbuttons. s - key to enter the programming procedure (instrument configuration) 2 3 output controls on/off control on/off control fig. 1 fig. 2 neutral zone control fig. 3 dynamic setpoint fig. 4 -d = negative hysteresis + d = positive hysteresis db = dead band drb = half band parameter dsi = step increase dst = time interval between two step increases
|
