Module pin-out connections, Rtd1 to rtd8, Ioif – Rockwell Automation T8840 Trusted Temperature FTA User Manual
Page 9: Figure 4 temperature input schematic, Table 1 input terminations, Table 2 power terminations, Trusted, Temperature fta t8840
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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
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