PST is the programmable Thermocouple isolation transmitter, user can use input and output switch to change input range and output value, design of the socket plus-in type with barrier terminals, provide a reliable and stable wide signal conversion.
Linearized output
Field - rangeable
Switchable input & output ranges
Changeable input T/C module J K E T S R B N types
Outstanding CJC traceability
< 0.5°C ≤ 10 minutes warm up
Accuracy 0.2%
Input / output isolation 1.6KVdc
Available standard calibration or custom calibration
Accuracy ( 23 ± 3°C ) :
0.2% of effective range + 0.5°C ..... J-K-E-T-N
0.25% of effective range + 1.0°C ..... R-S-B
Linearity & repeatability : 0.12% typical ; Linearized output vs input temperature
Temperature stability : ≦ 0.015% fs per degree C
Configuration :
Field rangeability
Changeable thermocouple input module
Selectable output mode.....voltage or current
Switchable input ranges/switchable output ranges
Switchable AC power 120V or 240V
Selectable °C / °F calibration
CJC stability : < 0.03°C per °C....10~40°C
CJC traceability : Warm up condition.....typically
Less 0.5°C...10 minutes compare to 2 hours
Ambient temp. change... rate : 10°C / 3 minutes
Less 2°C deviation within 5 minutes
Input resistance : ≧ 20 MΩ
Effect of wire resistance : ≦ 4 uV per 100Ω
Input break detection : selectable Hi-set or Lo-set
Hi - set ≧ 110% of rated output, Lo-set ≦ 0.5% of rated output
Maximum input over : ≦ 250 Vrms 30 sec.
Power effect : < 0.003% for per volt change
Response time & ripple : 250ms typically , ripple < 0.1% rms of span
Output drive capability : ≦ 10mA for voltage mode, ≦ 10 V for current mode
Common mode rejection : > 100db, 50 / 60 Hz
Dielectric strength :
1500Vac ..... power / input & output terminals
1600Vdc ..... input / output terminals
Operating condition : Temperature range -5 ~ 55°C, humidity 20~95% RH non - condensed
Storage condition : Temperature range -10 ~ 70°C, humidity 20~95% RH non - condensed
Power supply :
± 20% of rated , less 3.5 VA for AC input
± 20% of rated , less 3.5 watt for DC input
Construction : Socket plug - in type with barrier terminals
