7 Maintenance
7.1 Preventive maintenance
DANGER: Crush Hazard
Moving parts can entangle or crush. Always disconnect and lock
out power before servicing to prevent unexpected startup.
Failure to do so could result in death or serious injury.
Make sure that the unit is clean from dust and dirt. Use a wet cloth and soapy
water for cleaning.
7.2 Change the battery
1. Turn off the power to the system.
2. If applicable, then remove the unit from the backplane.
3. Remove the battery lid.
PWR
RS485
DI
1
2
3
4
GND
A
AI
AO
HMI
1
2
3
4
5
B
GND
24VDC
+
_
+
_
+
_
DI1
DI2
DI3
DI4
DO1
DO2
DO3
DO4
ALARM A
ALARM B
PUMP RUN/CLEAN
PUMP COMMS
RS485
USB
NODE
ADDRESS
ON
OFF
MASTER
SLA
VE
TERM
PUMP
DO1
NO
COM
NO
COM
T4
T3
GND
DO2
DO3
NO
COM
NO
COM
DO4
ETHERNET
WS014090A
4
7
8
3
9
0
6
1
2
5
Concertor™
4. Change the battery.
For more information about the battery type, see
5. Attach the battery lid.
6. If applicable, then attach the unit to the backplane.
7 Maintenance
22
APP 411 Installation, Operation, and Maintenance manual