Option Installation
Chapter 2
2-40
Table 2-9: Setpoint Option Board Part Numbers
Quantity Part Number Description
1 420925-36594 DC 4 output
1 420926-36589 DC 4 input
1 420924-36584 CD 2/in - 2/out
1 420923-36574 Low voltage AC, 4 input
1 420918-36536 Low voltage AC, 2/in - 2/out
1 420922-36579 AC 4 output
1 420923-37093 High voltage AC, 4 input
1 420918-37092 High voltage AC, 2/in - 2/out
Table 2-10: Setpoint Option Kit Part Numbers
Quantity Part Number Description
1 26-50-7408P 8 position connector
1 420xxx-xxxxx
Setpoint Board (refer to table above for the part
number)
4 17-20-3019 Aluminum standoffs
4 38-21-1640 Hex nuts
4 38-21-0101 Screws
Installation Instructions
12. DISCONNECT POWER! UNPLUG THE MODEL 675 TO INSURE DAMAGE WILL NOT OCCUR
DURING OPTION INSTALLATION
13. Remove the (6) 38-31-8710 M5 x 0.8 x 10 mm screws from the enclosure bottom plate and set it aside.
14. Find the side of the option mounting bracket that is labeled with OPT. You will find this label in two spots
on this side.
15. Line up the holes of the setpoint option board with the holes located on the right side of the notch on the
option-mounting bracket.
16. Install the (4) aluminum standoffs in the holes with the (4) screws on the underside of the bracket
(labeled ETH).
17. Position the Setpoint Option Board on the standoffs so the ribbon cable points towards the notch on the
option-mounting bracket. Install the (4) hex nuts to secure the option board.
18. If more than one SBM module is being used, connect the 6" option ribbon cable from J1 to J2 of the next
option.
19. The last option in the chain will use a 22-30-35454 10" ribbon cable (optional) to connect the option
board to the main board.
20. Install the option-mounting bracket in the Model 675 enclosure. Refer to page 2-6 for option mounting
bracket installation instructions. Refer to Figure 2-14 for a reference to installed options.
21. Connect all necessary wiring to the Setpoint Option Board.
22. Reinstall the enclosure bottom plate.
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