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Transmitter Copper Averaging
Transmitter w/ 1,000 Ohm RTD, Copper Averaging, 100', NEMA 4X Enclosure, 4-20mA Output
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This product requires the customer to specify temperature range. To order, please contact ACI Customer Service at acicustomerservice@dwyeromega.com or 888.967.5224.
- Roof Top Units
- Mixed Air/Discharge/Supply Air Temperature Monitoring
- Data Centers
- Hospitals
A/TT1K-A-100-4-4X Model Options
View all modelsEdit these specs to order a different model. Not all combinations are valid. Options compatible with previous selections will be in bold.
*Highlighted options are not compatible. Please select a different combination.
Type of Enclosure
Enclosure Temperature Range
Enclosure Material
Probe Weight
Probe Length
Terminal Block Torque Rating
Transmitter Operating Temperature Range
Response Time (63 % Step Change)
- Calibrated Accuracy | Linearity Temp. Spans < 500ºF (260ºC): +/- 0.2%
- Maximum Load Resistance (Terminal Voltage - 8.5 V) | 0.020 A
- Min/Max Temperature Spans Minimum Span: 50ºF (28ºC)Maximum Span: 400ºF (204ºC)
- Output Signals Current: 4-20 mA (2-Wire Loop Powered)Voltage: 1-5 VDC or 2-10 VDC (3-Wires)
- TTM100/TTM1K NIST Certification Points 3 Point NIST: 20%
- Thermal Drift Temp. Spans < 100ºF (38ºC): +/- 0.04%/ºF | Temp. Spans > 100ºF (38ºC): +/- 0.02%
- Transmitter Supply Voltage | Supply Current +8.5 to 32 VDC (Reverse Polarity Protected) | 25 mA minimum250 Ohm Load: +13.5 to 32 VDC500 Ohm Load: +18.5 to 32 VDC
Note: Temperature range must be specified by customer.
For more information Please visit www.workaci.com
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% |
| Min/Max Temperature Spans: | Minimum Span: 50ºF (28ºC) |
| Maximum Span: 400ºF (204ºC) | |
| TTM100/TTM1K NIST Certification Points: | 3 Point NIST: 20%, 50% & 80% of span |
| 5 Point NIST: 20%, 35%, 50%, 65%, 80% of span | |
| Warm Up Time | Warm Up Drift: | 10 Minutes | +/- 0.1% |
| Transmitter Operating Temperature Range: | -40ºF to 185ºF (-40 to 85ºC) |
| Transmitter Operating Humidity Range: | 0 to 90%, non-condensing |
| 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: | Platinum RTD |
| Sensor Curve: | PTC (Positive Temperature Coefficient) |
| Number Sensing Points: | Continuous |
| Number Wires: | Three |
| Lead Wire Colors: | Black/Black/White (Polarity Sensitive) |
| Sensor Output @ 0ºC (32ºF): | 1000 Ohms nominal |
| Sensor Accuracy: | +/- 0.1% @ 0ºC (32ºF) | +/- 0.25% @ 21ºC (70ºF) | +/- 1.0% @ 130ºC (266ºF) |
| Temperature Coefficient: | 3850 ppm / ºC |
| Response Time (63% Step Change): | 15 Seconds nominal |
| Operating Temperature Range: | -40 to 135ºC (-40 to 275ºF) |
| Storage Temperature Range: | -40 to 80ºC (-40 to 176ºF) |
| Operating Humidity Range: | 5 to 90% RH, non-condensing |
| Sensing Element Material | Element Diameter: | Copper | 0.210” (5.34mm) nominal |
| Fitting Material | Flammability Rating: | Neoprene/EPDM/SBR Polymer | UL94-HBF; FMVSS-302; MIL-R-6130C |
| Lead Length | Conductor Size: | 12” (30.5 cm) | 22 AWG (0.65mm) |
| Lead Wire Insulation | Wire Rating: | Etched Teflon (PTFE) Colored Leads | Mil Spec 16878/4 Type E |
| Conductor Material: | Silver Plated Copper |
| Agency Approvals: | RoHS2, WEEE |
