iWorx® TRP Series Sensor
502-019, Effective: October 17, 2011
5
© 2011 Taco Electronic Solutions, Inc.
SPECIFICATIONS
Sensor
Temperature Sensor (TRP Series)
• Type: Precision thermistor 10K @ 77°F (25°C), Type III
• Accuracy: ±0.36 °F (0.2 °C)
• Range: -30 to 230°F (-34.4 to 110 °C)
• Humidity: 0 to 90% RH, non-condensing
General
Enclosure
• Stainless steel (304 or 312)
• Dimensions: Probe 1” long x 0.25” dia (25.4 mm x 6.4 mm)
Weight and Wires
Wire Length
• 500
feet max. (152.4
meters) between sensor and controller
TROUBLESHOOTING
This section provides useful tips on troubleshooting the iWorx® TRP Series Sensors.
Table 1: Troubleshooting Tips
Getting Help
Components within iWorx® TRP Series Sensors cannot be field repaired. If there is a problem with a sensor, follow the
steps below before contacting your local TES representative or TES technical service.
1.Make sure sensors are connected and communicating to desired devices.
2.Record precise hardware setup indicating the following:
Version numbers of applications software.
Controller firmware version number.
A complete description of difficulties encountered.
Sensor
Wire Length
(Apx.)
Wire Type
Sensor Weight
Ship Weight
TRP1
22.35-23 in (568-
584 mm)
22 AWG 7/30 white, stranded etched
teflon rated to 392 °F (200 °C)
0.2 ounces
(0.006 kilograms)
0.4 pounds
(0.181 kilograms)
TRP2
130.5-131 in
(3.31-3.32 m)
CLP2 2 conductor shielded plenum
rated temp range -40 to 200°F (-40 to
148.8°C)
0.12 pounds
(0.054 kilograms)
0.5 pounds
(0.227 kilograms)
Problem
Solution
Sensor reads 0 ohms
Sensor or wires are shorted together.
Sensor reads infinity
Sensor or wires are open.
Erratic readings
Bad wire connection or condensation on board.
