Model 5503 Compact Chamber
–
Operating Manual
D01307 Revision B - 2021-03-16 - Page
15
of
20
Controller rear view:
Item
Description
Functionality
11
POWER Switch
This switch disconnects all power going to the Chamber
Systems. “I” is “ON”, “O” is “OFF”. NOTE: If the controller
is a 5100 model, the power witch is on the front panel.
12
POWER IN Socket
Connect incoming AC power here.
13
SENSOR Socket
Attach the Model 556 Temperature and RH Sensor here.
14
COOL Socket
(TEMP. DECREASE)
Provides power to cooling system when needed.
15
HEAT Socket
(TEMP. INCREASE)
Provides power to heating system when needed.
16
DEHUMIDIFY Socket
(RH DECREASE)
Provides power to dehumidification system when needed.
17
HUMIDIFY Socket
(RH INCREASE)
Provides power to humidification system when needed.
18
FUSE
Fuse for internal controller electronics, .375A
19
COMM PORT
DB9 connector for communications to a computer
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