3
Figure 1. The States of the Inputs and the Threshold Values of Resistance
The current states of the first and the second inputs are indicated by the MASS and PRES
indicators.
Table 1 demonstrates the states an input can enter, the indication patterns of the unit, and the times
of transition.
Table 1. Indication of States of an Input
State
LED Color Indicator Performance
Transition Time
AC Power Restored
AC Power Failed
Fire Equipment Restored
Normal Level
Normal Temperature
Tamper Restored
Battery Restored
Off
Is defined by the
Restore Time
configuration
parameter
Auxiliary Input Alarm
Green
Pulses for 250 ms
every 2 s
300 milliseconds
Low Level
Pump On
Low Temperature
Green
Pulses once per four
seconds
Pump Off
High Level
High Temperature
Green
Pulses once per two
seconds
Auxiliary Input Alarm 2
Service Required
Green
Double flashes for
250 ms
every 2 s
Tamper Alarm
AC Power Failed
Battery Failed
Fire Equipment Fault
Too High Level
Too Low Level
Heat Sensor Failed
Amber
Pulses for 250 ms
every 4 s
Input Open Failure
Amber
Double flashes for
250 ms
every 2 s
Input Short Failure
Amber
Pulses for 250 ms
every 2 s
