Hydro GA-180 - GA-180 Controller Electronics; Example Controller Confi Gurations

6
FIGURE 4: GA-180 Controller Electronics
Date: July 2016
Dwg. No. GA-180-CONTROLLER
GA-180 CONTROLLER
ELECTRONICS
MB220
Display Board
Battery
(CAUTION:
REMOVE BATTERY
BEFORE SHIPPING)
MB141 (CB-THERM)
Thermocouple Board
MB108 (CB-8RELAY)
Eight Relay Board
AC Power
Terminal Block
Power Supply Board MB122 (CB-2X2MA)
Two In, Two Out Board
MB123 (CB-2RELAY)
Two Relay Board
Photo of a GA-180 unit configured for two sensors with a battery backup.
Some other configuration examples are summarized below.
Up To 2 Sensors, No Battery, No Thermocouple 2 No No 1 1 1
Up To 4 Sensors, No Battery, No Thermocouple 4 No No 1 1 2
Up To 4 Sensors, With Battery, No Thermocouple 4 Yes No 1 1 2 1
Up To 4 Sensors, No Battery, With Thermocouple 4 No Yes 1 1 2 1
Up To 2 Sensors, With Battery, With Thermocouple 2 Yes Yes 1 1 1 1 1
MB101 (CB-BAT)
Battery Board
MB141 (CB-THERM)
Thermocouple Board
MB122 (CB-2X2MA)
Two In, Two Out Board
MB123 (CB-2RELAY)
Two Relay Board
MB108 (CB-8RELAY)
Eight Relay Board
Maximum Sensors
Battery?
Thermocouple?
EXAMPLE
TABLE 1: Example
Controller Configurations