B-1Appendices
TP-5672 11/95
Appendix B
General Controller Information
TB-DC1
Terminal
No.
Input/
Output*
TB-DC1
Terminal Name
TB-DC1
Terminal Description
1 OUTPUT Programming-Mode-Not-
In-Off
If the programming-mode key is not in the off position, terminal
1 is grounded.
2 INPUT Manual Transfer
to Normal
If terminal 2 is grounded, a manual-transfer-to-normal-source
occurs.
3 INPUT Bypass
Normal-To-Emergency
Time Delay
If terminal 3 is grounded, the normal-to-emergency time delay
is bypassed.
4 INPUT Bypass
Emergency-to-Normal
Time Delay
If terminal 4 is grounded, the emergency-to-normal time delay
is bypassed.
5 OUTPUT Load Bank Control If the plant exerciser is set to no load and is active, the load
bank control is on. Terminal 5 is grounded.
6 INPUT Area-Protection If terminal 6 is not grounded, the area-protection mode is
active.
7 INPUT Manual Transfer
to Emergency
If terminal 7 is grounded, a manual transfer to emergency
occurs.
8 INPUT Fault 1 If terminal 8 is grounded, the fault 1 message appears on the
LCD.
9 INPUT Not-In-Automatic If terminal 9 is grounded, the not-in-automatic LED flashes.
10 INPUT Exercise At
No Load/Full Load
If terminal 10 is grounded, the generator set runs loaded during
the plant exercise.
11 INPUT Fault 2 If terminal 11 is grounded, the fault 2 message appears on the
LCD.
12 INPUT Manual Transfer to Off If terminal 12 is grounded, a manual transfer to off occurs.
13 N/A Reserved Reserved
14 OUTPUT Not-In-Automatic If the logic board is not in the automatic mode, terminal 14 is
grounded.
15 N/A Reserved Reserved
16 N/A Reserved Reserved
17 OUTPUT Off Position Relay If the contactor is in the Off position, then terminal 17 is
grounded.
*Use Dry Contact Kit for external annunciation to custom equipment.
Figure B-1. Power supply board TB-DC1 terminal numbers, names,
and descriptions