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DRSL-TEMP DIN Rail Temp. Loop Powered Signal Conditioner

Isolated DIN Rail Loop-Powered Temperature Signal Conditioner

Have questions? We're here to help!
Have questions? We're here to help!

 The DRSL-TEMP isolated DIN rail loop-powered temperature signal conditioner measures a standard type J or K thermocouple or a 2-, 3- or 4-wire Pt100 RTD temperature sensor and provides a passive analog current output signal.

 
The DRSL-TEMP offers 2-way isolation between input and output, provides surge suppression and protects control systems from transients and noise.
 
The DRSL-TEMP provides a competitive choice in terms of both price and technology for interfacing thermocouple or RTD signals to SCADA systems or PLC equipment. This unit is powered by the host (output) current signal loop. Low power consumption facilitates DIN rail mounting without the need for any air gap. Easy configuration of more than 1000 factory calibrated measurement ranges is done via DIP-switches. The unit operates over a wide temperature range from -25 to 70°C (-13 to 158°F).
• Type J or K Thermocouple or 2, 3 or 4-Wire Pt100 RTD Input
• Powered By the Host (Output) Current Signal Loop
• Slimline 6 mm (0.24') Housing
• High Accuracy
Sensor Error Detection (Dip Switch Selectable for Enable or None)Below 3.5 mA or above 23 mA
Range Limits (NAMUR NE43 Out of Range)Below 3.8 mA or above 20.5 mA
Programmable Signal Ranges0 to 20 mA and 4 to 20 mA
Current Output
Output
Shorted Sensor Detection<18 Ω
Broken Sensor Detection>800 Ω
Effect of Sensor Cable Resistance ( 3 or 4-Wire RTD)<0.002 Ω/Ω
Sensor Cable Specifications50 Ω per wire
Sensor Current, RTD<150 µA
Temperature Range (DIP Switch Selectable):-200 to 850°C (-328 to 1562°F)
Type2, 3, or 4-wire Pt100 RTD
Pt100 RTD INPUT
Open Thermocouple Detection:Yes (DIP switch selectable upscale or downscale)
CJC via Internally Mounted SensorBetter than ±2.5°C
CJC Accuracy via External CJC (Pt100 RTD Sensor)Better than ±0.15°C
Cold Junction Compensation (CJC)Internal or external (selectable)
Sensor and Cable Specifications5 kΩ per wire
Type K-180 to 1372°C (-292 to 2501°F)
Type J-100 to 1200°C (-148 to 2192°F)
Temperature Range ( DIP Swich Selectable)
TypeJ or K thermocouple
Thermocouple Input
Input
Screw Terminal Torque0.5 Nm
Wire Size0.13 x 2.5 mm²/AWG 26 to 12 stranded wire
DIN Rail TypeDIN EN 60715 - 35 mm
weight70 g (0.15 lb) approx
Dimensions113 H x 6.1 W x 115 mm D (4.4 x 0.24 x 4.5")
Mechanical
Installation AreaPollution degree 2 and measurement/overvoltage category II
Protection DegreeIP20
Relative Humidity0 to 95% RH non-condensing
Calibration Temperature20 to 28°C (68 to 82°F)
Storage Temperature-40 to 85°C (-40 to 185°F)
Operating Temperature-25 to 70°C (-13 to 158°F)
Environmental
NAMUR NE 21, A Criterion, Burst<±1% of span (span = selected input range)
EMC Immunity Influence: Extended EMC Immunity
RTD Input≤±0.02 °C/°C
Thermocouple Input≤±0.1°C/°C or ≤±0.01%/°C
Temperature Coefficient
RTD InputBetter than 0.1°C or ±0.05% of span (selected input range)
Thermocouple InputBetter than 0.5°C or ±0.05% of span (selected input range)
Accuracy
Response Time (0 to 90%, 100 to 10%)<30 ms/300 ms (selectable, provides either fast response or signal dampening as needed)
Signal/Noise Ratio>60 dB
Isolation Voltage (Working)300 Vac
Isolation Voltage (Test)2.5 kVac (reinforced)
IsolationInput/output
Voltage Drop5.5 Vdc
Supply Voltage5.5 to 35 Vdc
General
Load Stability≤0.01% of span/100 Ω
Load Resistance (Ω)≤(Vsupply - 5.5)/0.023
Output Error LevelDIP switch selectable for upscale or downscale
Incorrect DIP-Switch Setting IdentificationBelow 3.5 mA

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