Danfoss CF-WR Manual page 7

Instruction
CF-WR Electronic Wireless relay
5. Wiring
 Electronics
N.
L.
1 Not in use
2 Com
3 Zone 1 on
4 Zone 1 off
Note: For mains voltage applications link terminals L and 2.
6. Troubleshooting
Error indication
The PROG LED flashes 5 times
© Danfoss 11/2011
N L
Possible cause
Installation / Link test has failed
VISPP21C
1 2 3 4
Danfoss Heating Solutions
GB
7