Module Power and Miscellaneous I/O
RTHC-SVD01B-EN 89
The recommended parts needed to make the appropriate connection
using Trane parts are listed in Table 13-16. If Trane parts are not used,
a DB25 male to DB9 female serial printer cable is needed to make the
connection.
For proper operation, do not use a null modem cable.
13-9 c. I/O Terminals
For the checkout of the I/O, refer to the Chiller Wiring Diagrams for
both high and low voltage circuits. All voltages are measured between
terminal pairs specified unless otherwise indicated. Nominal voltages
are given and may vary by +
5%. Unregulated voltages (unreg) or 115
VAC voltages may vary by +
15%.
Table 13-15: Required Cable Part Numbers
Trane Part
Number
Description
35914264 DB25 male/RJ-12 female
35914262 DB9 female/RJ-12 female
35914260 6 conductor cable with two RJ-12
male
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