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Product overview
100 Ohm (Three Wires) RTD, High Temperature Duct, 4" 316SS, NEMA 3R Enclosure
Application
- Roof Top Units
- Supply/Discharge/Return/Mixed Air Temperatures
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%
Temperature 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 TT Temperature Range:
-40ºF (-40ºC) to 185ºF (85ºC)
Operating Humidity Range:
0 to 90%, non-condensing
Calibrated Temperature Spans:
Minimum Temp. Span: 50ºF (28ºC) | Maximum Temp. Span: 800ºF (426ºC)
Matched Calibrated Temperature Spans (A/TTM models) Range:
-49ºF to 311ºF (-45ºC to 155ºC)
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 | Sensor Curve:
Platinum RTD | PTC (Positive Temperature Coefficient)
Number Sensing Points:
One
Number Wires:
A/100-3W-HT-D-XX” and A/1K-3W-HT-D-xx”: Three (White / Two Red) Polarity Sensitive)
Sensor Output @ 0ºC (32ºF):
A/100-3W-HT-D-xx”: 100 Ohms nominal | A/1K-3W-HT-D-xx”: 1000 Ohms nominal
Sensor Tolerance | Accuracy:
+/- 0.12% Class B | Class B Tolerance Formula: +/- ºC = (0.30ºC + (0.005 * |t|))
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:
-40 to 395ºC (-40 to 743ºF)
Enclosure Specifications (Material, Flammability, Temperature, NEMA/IP Rating):
“-GD” Enclosure: -40 to 199ºC (-40 to 390ºF); Galvanized Steel; NEMA 1 (IP10)
“-BB” Enclosure: Aluminum, -40 to 121ºC (-40 to 250ºF), Plenum Rated, NEMA 3R
Storage Temperature Range:
-40 to 85ºC (-40 to 185ºF)
Operating Humidity Range:
10 to 90% RH, non-condensing
Probe Material:
316 Stainless Steel
Probe Diameter:
0.250” (6.35mm)
Compression Fitting Material:
316 Stainless Steel
Lead Length | Conductor Size:
8’ (2.44 m) | 24 AWG (0.20 mm2)
Lead Wire Insulation | Wire Rating:
Fiberglass Braided Insulation with Mica Tape | 27% Nickel Plated Copper
Agency Approvals:
RoHS2, WEEE