SENS MicroGenius S2/S4 Technical Manual
18
Figure 5 – Configuration Label
(on inside lower cover)
Figure 6 – Pluggable Terminal Block
(TB2 pins 1-9 shown)
Table 7 – Alarm Relay Contact Wiring for Genset Configuration
Wire from COM to OK for alarm present on open circuit or from COM to FAIL for present on closed circuit.
RELAY 1
RELAY 2
RELAY 3
RELAY 4
RELAY 5
Relay
Contacts
Summary
Alarm*
AC Fail + Charger
Fail Alarm
Low Crank Alarm
High DC Alarm
Low DC Alarm
Common
COM (TB1-1)
COM (TB1-4)
COM (TB2-1)
COM (TB2-4)
COM (TB2-7)
Open on
alarm
(normally
closed)
OK (TB1-2)
OK (TB1-5)
OK (TB2-2)
OK (TB2-5)
Defaults to OK
with no AC and
DC power
OK (TB2-8)
Close on
alarm
(normally
open)
FAIL (TB1-3)
Defaults to FAIL
with no AC input
FAIL (TB1-6)
Defaults to FAIL
with no AC input
FAIL (TB2-3)
Defaults to FAIL
with no AC and
DC power
FAIL (TB2-6)
FAIL (TB2-9)
Defaults to FAIL
with no AC and
DC power
*
Summary alarm includes AC Fail, Charger Fail, Low Crank, High DC and Low DC alarms.
THREE POSITIONS
PER RELAY:
COM, OK, FAIL
PULL TO REMOVE
FROM HEADER
View output voltage,
battery type and
configuration code
set at the factory
View alarm relay
assignments set
at the factory
