Rockwell Automation T8840 Trusted Temperature FTA - Manual (Page 9)

Trusted
TM
Temperature FTA T8840
Issue 4 Apr 10 PD-T8840 9
2.2. Module Pin-out Connections
2.2.1. RTD1 to RTD8
Terminal Description Conditioning
Module Pin Thermocouple
or Voltage 2 wire
RTD, 3 wire
RTD 4 wire
RTD
R Sense Input (X) 0 Red Red
R Input Low (-) 2 - Red Red Red
W Input High (+) 1 + White White White/
White
Table 1 Input Terminations
Figure 4 Temperature Input Schematic
2.2.2. PWR
Terminal Description
+ 24vdc
- 0v
- 0v
+ 24vdc
Table 2 Power terminations
There are no fuses fitted to the power rails on the Trusted TM Temperature FTA. External 2A fuses
should be fitted to the power wiring.
2.2.3. IOIF
Terminal Description
1 0v
2 Output, channel 1