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RCU61U Room Temperature Controller
For CAV Systems
DIP Switch
No.
1
Operating mode changeover
using an external switch
2
Operating action of switch for
external operating mode
3
4
5
Cooling signal output in energy
6
1
Factory setting
Accessories
Notes
Siemens Industry, Inc.
Table 2. DIP Switches.
Meaning
changeover
Standby
P-band
Dead zone (Xdz)
saving mode
ARG70
Adapter Plate for 2 × 4-inch or 4 × 4-inch conduit boxes
QAH11.1
Changeover/remote sensor
•
Check the settings of DIP Switches No. 1 through No. 6 and change them, if
required.
•
After applying power, the controller resets, which takes about three seconds. It will
then be ready to operate.
•
The unit can be located on a wall of the room to be conditioned. Do not mount in
direct sunlight or near other heat or refrigeration sources.
•
Mounting height is approximately 47 inches (120 cm) above the floor. See Figure 6.
•
The connecting wires can be run to the controller from a recessed conduit box.
•
Only authorized personnel should open the controller.
Position ON
Changeover between
normal operation and energy
saving mode
Changeover activated when
contact of switch is closed
1
(NO)
OFF
2°F (1°C) in heating mode
1°F (0.5°C) in cooling mode
1
3.5°F (2°C)
Active
Figure 6. Acceptable Mounting Height.
Technical Instructions
Document Number 155-328P25
Position OFF
Changeover between normal
operation, energy saving mode,
and standby
Changeover activated when
contact of switch is open
(NC)
Frost protection mode (heating
output ON at a setpoint of 46°F
1
(8°C)
1
7°F (4°C) in heating mode
1
3.5°F (2°C) in cooling mode
9°F (5°C)
Inactive
October 6, 2016
1
1
Page 5
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