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7
33-00135EFS—05
4. For compressor applications
: Leave the jumper between termi-
nals J and R in place.
For boiler applications
: Remove the jumper between terminals J
and R.
Fig. 5. Terminal Designations showing the jumper
between J and R terminals.
5. For compressors and boilers:
Connect a 24 VAC power source
to the R and C terminals on the ERM.
Fig. 6.
6.
Connect terminals from the ERM to the appropriate terminals on
the compressor/boiler control board.
MCR35657
C
Y
D
L
S1 S1
FOR COMPRESSOR:
Jumper J and R
FOR BOILER:
Remove Jumper
J
R
O/B
T
Y2
T
M35658
C
Y
D
L
S1 S1
24V CAN COME FROM AIR HANDLER
(COMPRESSOR APPLICATION)
OR EXTERNAL TRANSFORMER
J
R
O/B
T
Y2
T
24
VAC
V c.a.
33-00135EFS_C.book Page 7 Monday, May 2, 2016 1:52 PM
Содержание ERM5220R1018
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