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Product overview
1,000 Ohm (Three Wires) RTD, Low Temperature Immersion, Welded Well, 6", Galvanized Enclosure
Application
- Chilled Water Systems
- Hot Water Systems
- Boilers
- Pumps
- Compressor
- Chillers
Product specifications
Transmitter Supply Voltage | Supply Current:
+8.5 to 32 VDC (Reverse Polarity Protected) | 25 mA minimum
250 Ohm Load: +13.5 to 32 VDC
500 Ohm Load: +18.5 to 32 VDC
Maximum Load Resistance:
(Terminal Voltage - 8.5 V) | 0.020 A
Output Signals:
Current: 4-20 mA (2-Wire Loop Powered)
Voltage: 1-5 VDC or 2-10 VDC (3-Wires)
Calibrated Accuracy | Linearity:
Temp. Spans < 500ºF (260ºC): +/- 0.2% | Temp. Spans > 500ºF (260ºC): +/- 0.5%
Thermal Drift:
Temp. Spans < 100ºF (38ºC): +/- 0.04%/ºF
Temp. Spans > 100ºF (38ºC): +/- 0.02%
Warm Up Time | Warm Up Drift:
10 Minutes | +/- 0.1%
Operating Temperature Range:
-40ºF (-40ºC) to 185ºF (85ºC)
Storage Temperature Range:
-40ºF (-40ºC) to 185ºF (85ºC)
Operating Humidity Range:
0 to 90%, non-condensing
Min/Max Temperature Spans:
Minimum Temp. Span: 50ºF (28ºC) | Maximum Temp. Span: 700ºF (370ºC)
Transmitter’s calibrated at 71°F (22°C) nominal
Connections | Wire Size:
Screw Terminal Blocks (Non-Polarity Sensitive) | 16 AWG (1.31 mm2) to 26 AWG (0.129 mm2)
Terminal Block Torque Rating:
0.5 Nm nominal
Sensor Type:
Platinum RTD
Sensor Curve:
PTC (Positive Temperature Coefficient)
Number Sensing Points:
One
Number Wires:
A/100-3W-LT-I-XX” and A/1K-3W-LT-I-xx”: Three (White / Two Red) Polarity Sensitive)
Sensor Output @ 0ºC (32ºF):
A/100-3W-LT-I-xx”: 100 Ohms nominal
A/1K-3W-LT-I-xx”: 1000 Ohms nominal
Sensor Tolerance | Accuracy:
+/- 0.12% Class B | Class B Tolerance Formula: +/- ºC = (0.30ºC + (0.005 * |t|))
Where |t| is the absolute value of temperature above or below 0ºC in Centigrade
Din Standard | Temperature Coeffcient:
DIN EN 60751 (IEC 751) | 3850 ppm / ºC
Stability:
< 0.04 % at 1000 hours at 400ºC
Self-Heating | Maximum Operating Current:
100 Ohm RTD: 7 mW/ºC (Still Air) | 5 mA | 1K Ohm RTD: 4 mW/°C (Still Air) | 3 mA
Sensor Operating Temperature Range:
-198 to 150ºC (-324 to 302ºF)
Storage Temperature Range:
-40 to 85ºC (-40 to 185ºF)
Operating Humidity Range:
10 to 95% RH, non-condensing
Probe Diameter:
316 Stainless Steel
Probe Diameter:
0.250” (6.35mm)
Compression Fitting Material:
316 Stainless Steel
Lead Length | Conductor Size:
8’ (2.44 m) | 22 AWG (0.25 mm2)
Lead Wire Insulation | Wire Rating:
Etched Teflon (PTFE) | Silver Plated Copper
Agency Approvals:
RoHS2, WEEE
