Danfoss CRA122 Installation guide
Series CRA122
230V
24V
230V
24V
LVD 2006/95/EC
EMC 2004/108/EC
RoHS 2002/95/EEC
CRA100, CRB100
Distributed by Danfoss in Nort h America
www.NA.Heating.Danfoss.com
Mtrl.nr. 98140911• Ritn.nr. 8412 utg. A • Rev. 1505
CRA122 Package Contents
SERIES CRA122
Setpoint Temperature Controller
Power source
24 VAC
Ambient temp: 23°F to 131°F (-5°C to 55°C)
Flow temp. range: 4°F to 200°F (5°C to 95°C)
Power supply: 24 ± 10%, 60 Hz
Power consumption: 3VA
Max run time at max speed: 120 seconds
Weight: 2 lbs (0,9 kg)
Assembly Orientation
2
3MG, 4MG
3G, 4G 3F, 4F up to 6"
VRG valves + Mounting Kit
(ordered separately
code NO: 193B1616)
Temperature Sensor Installation
Wrap the sensor
ADAPTER K IT 900
SERIES CRA120
230V
+
24V
230V
+
24V
NOpen Close
T2
N
24V∼
24V∼
Open
Close
ActuatorSupply
Temperature sensor
24 VAC Power Source
min 3VA rating
min. Standard
18 AWG-Solid wire
for low voltage wiring
Temp.sensor
Secondary
Temperature
Setpoint
+++
24V
+
OK
24V
HoldReset
s
s
s
s
s
s
t (s)
OK
OK
t (s)
Wiring
3 4
Setting Rotation Time
Selection Buttons
Factory Reset
1
2
0
s
s
0
2
1
24VAC
4 seconds
OK
Press and
hold
OK
Scroll Press Adjust
4 seconds
Press and
hold
*Rotation time shown only at 50Hz
*at 50Hz
at 60Hz
15 sec 12 sec
30 sec 25 sec
60 sec 50 sec
120 sec 100 sec
240 sec 200 sec
480 sec 398 sec
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