GE P645

6.12 RTD BOARD
Figure 27: RTD board
The R
TD board provides two banks of 15 terminals to support ten RTD inputs, of the type PT100, Ni100, or Ni120,
depending on the product. There are three terminals for each RTD, therefore 30 terminals altogether. The RTD
board fits into slot B or slot C, depending on the model variant.
The terminal numbers of the RTDs are as follows:
Terminal Number RTD connection
Terminal 1 RTD1 wire 1
Terminal 2 RTD1 wire 2
Terminal 3 RTD1 wire 3
Terminal 4 RTD2 wire 1
Terminal 5 RTD2 wire 2
Terminal 6 RTD2 wire 3
Terminal 7 RTD3 wire 1
Terminal 8 RTD3 wire 2
Terminal 9 RTD3 wire 3
Terminal 10 RTD4 wire 1
Terminal 11 RTD4 wire 2
Terminal 12 RTD4 wire 3
Terminal 13 RTD5 wire 1
Terminal 14 RTD5 wire 2
Terminal 15 RTD5 wire 3
Terminal 16 RTD6 wire 1
Chapter 3 - Hardware Design P64x
58 P64x-TM-EN-1.3