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Product overview
Transmitter w/ 1,000 Ohm RTD, Outside Air, Euro Enclosure, 2-10VDC Output
Application
- Outside Air Temperature Sensing
- Cold Storage Facilities
- High Dew Point/Condensing Environments
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%
Thermal Drift:
Temp. Spans < 100ºF (38ºC): +/- 0.04%/ºF | Temp. Spans > 100ºF (38ºC): +/- 0.02%/ºF
TTM100/TTM1K NIST Certification Points:
3 Point NIST: 20%, 50% & 80% of span | 5 Point NIST: 20%, 35%, 50%, 65%, 80% of span
Min/Max Temperature Spans:
Minimum Temp. Span: 50ºF (28ºC) | Maximum Temp. Span: 300ºF (148ºC)
TT Warm Up Time | Warm Up Drift:
10 Minutes | +/- 0.1%
Transmitter Operating Temperature Range:
-40ºF to 185ºF (-40 to 85ºC)
Wiring Connections / Wire Size:
Screw Terminal Blocks (Polarity Sensitive) | 16 AWG (1.31 mm2) to 26 AWG (0.129 mm2
Terminal Block Torque Rating:
0.37 ft-lb (0.5 Nm ) nominal
Sensor Type | Sensor Curve:
Platinum RTD | PTC (Positive Temperature Coefficient)
Number Sensing Points:
One
Nominal Sensor Resistance @ 32ºF (0ºC):
A/TT/TTM100 Series: 100 Ohms | A/TT/TTM1K Series: 1000 Ohms
Lead Wire Colors:
100 Ohms (Brown/Brown) | 1000 Ohms (Black/ Black)
Platinum RTD Tolerance Class:
+/- 0.06% Class A
Sensor Accuracy:
(Class A Tolerance Formula: +/- ºC = (0.15ºC + (0.002 * |t|))
where |t| is the absolute value of Temperature above or below 0ºC in ºC)
Din Standard | Temperature Coeffcient:
DIN EN 60751 (IEC 751) | 3850 ppm / ºC
Operating Temperature Range:
-40 to 71ºC (-40 to 160ºF)
Storage Temperature Range:
-40 to 71ºC (-40 to 160ºF)
Operating Humidity Range:
0 to 100% RH
Enclosure Specifications (Material, Flammability, Temperature, NEMA/IP Rating):
“-EH” Enclosure: PC/ASA Plastic w/ UV Protectant; -40 to 88ºC (-40 to 190ºF); UL94-V0
“-4X” Enclosure: Polystyrene Plastic, -40 to 70ºC (-40 to 158ºF), UL94-V2, NEMA 4X (IP 66)
“-BB” Enclosure: Aluminum, -40 to 121ºC (-40 to 250ºF), NEMA 3R
Lead Length | Conductor Size:
14” (35.6cm) | 22 AWG (0.65mm)
Lead Wire Insulation | Wire Rating:
Etched (PTFE) Teflon Colored Leads | MIL-W-16878/4 (Type E)
Conductor Material:
Silver Plated Copper
Fitting Material | Flammability Rating:
Polyamide 6.6 | UL94-V2 (Included with “-4X” enclosure option only)
NEMA Rating:
IP68 (NEMA 4X)
Product Weight:
A/TT/TTM-O-EH Series: 0.49 lbs. (0.222 kg) | A/TT/TTM-O-4X Series: 0.41 lbs. (0.180 kg);
A/TT/TTM-O-BB Series: 0.79 lbs. (0.358 kg) | “-POT” Option: +0.12 lbs. (0.055 kg) to other weights
Agency Approvals:
RoHS2, WEEE