34
Fig. 14 — Installation Wiring Diagram (cont)
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
S+
S-
BW
G
R
4
2
+
4
2
SL
C
N
P
O
-
IBG Part # 0872P-0105
REF
1
23
45678
ON
25
00
63
86
STEPS
15
00
1
2
3
10
00
Ω
60
0
Ω
30
0
Ω
CN
1
12
00
Ω
0-
10
V
4-20mA
1
2
3
4
5
SW1
31
93
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
OFF
ON
ON
OFF
50
0
OFF
OFF
ON
4
5
6
7
8
STD
Dire
con
Bi
pol
ar
OFF
STD
R
e
sp
on
se
20
0pp
s
STD
op
er
ao
n
Reverse
Uni
p
ol
ar
ON
Quick
40
0pp
s
Cl
ose
VLV
Open
Green
Close
Yellow
Status
Red
LED1
LED2
LED3
SW1
SDR-3/3X
Sengs
SW1
Normal
Sengs
WIRE ALL SHIELD WIRES TO CLOSEST TB-A or TB-D
“GND” TERMINAL AT THE CONTROL PANEL
4
MRV1
W
BK
G
R
GY
RHR
9
1
PR
T2
24V
5
24V
40 VA
CLASS 2
60 HZ
O
BR
TB1
R
C
TB3
K2
K1
4
BK
W
O
BR
0-10VDC Output
Gnd
UO-4
See ALC PAGE
(MRC)
MODULATING REHEAT CONTROL VALVE BOARD
For normal operaon the “CN1" jumper should be at the
0-10V pin posion. SW1 dip switch bank should be set as
shown below based off the modulang valve used.
To force the reheat valve closed place a jumper between
the CLS and REF terminals.
To force the reheat valve open place a jumper between
the OPN and REF terminals.
1
234567
ON
SW1
When using an SDR-3/3X Valve (0564P-0002), use
SDR 3/3X SW1 settings. All other modulating valves,
use SW1 Normal Settings. See label on valve to
insure the proper setting is used for SW1.
