External Aux Contact Input And Output Terminal Blocks; Figure 4-17 Message Screen; Figure 4-18 Location Of External Signal Terminal Block On Ioau-09 Pcb - Toshiba G2020 Series Installation And Operation Manual

1) MESSAGE
The display shows a fault code, the description of the fault and a guidance of what action is to be taken by the user. A
maximum of 10 faults are displayed at one time. If an input power failure occurs during a fault condition, the fault
indication and input power failure announcement are alternatively displayed at 5 second intervals.
2) SILENCE ALARM
This icon will appear when a failure occurs. The audible alarm (announcing the failure) can be silenced by pressing
this icon.
4.4

EXTERNAL AUX CONTACT INPUT AND OUTPUT TERMINAL BLOCKS

The UPS is equipped with terminals strips TN1 (Input) and TN2 (Output) on the Auxiliary Connection Board,
IOAU-09. Some of these terminals are user-assignable to a variety of functions. These can be programmed to:

Inputs (TN1): Control the UPS remotely, or report environmental data to the UPS.

Outputs (TN2): Report status data from the UPS to external annunciation/monitoring devices.
TN1: INPUT (NEC Class2)
1 3 5 7
4 8 10 12 14 16 18 20
2 6

Figure 4-18 Location of External Signal Terminal Block on IOAU-09 PCB

G2020 Series UPS Installation and Operation Manual – 94861-004

Figure 4-17 Message Screen

9 11 13 15 17 19
TN2: OUTPUT (NEC Class2)
1 3 5 7 9 11 13 15 17 19
4 8 10 12 14 16 18 20
2 6
27