Honeywell Local Operator Interface S7999B - Manual (Page 5)

S7999B, S7999C SOLA LOCAL OPERATOR INTERFACE
5 65-0303—05
Fig. 3. S7999B wiring diagram.
9 COM 2 (b)
Table 1. 9-pin Connector Terminals
Pin # Function
M32004
2 1 4 5 6 7 8 9 3
+12 (B) (A) N/C
GND
(C)
+12 N/C (A) (B)
S7999B
AS LOCAL DISPLAY
COM1 COM2
L1
L2
120
VAC
V ADJ
V+
N
L
V-
DC OUT
(COMMON GND)
12 DC OUT +
EARTH
GROUND
120VAC (L1)
NEUTRAL (L2)
MEAN WELL S-25-12
DO NOT CONNECT THE S7999B TO TERMINALS 1 2 3. THIS WILL RENDER THE DISPLAY INOPERABLE.
DISPLAY CAN ALSO BE CONNECTED TO MB2; A, B, C.
POWER SUPPLY
WIRING KEY
LOW VOLTAGE
DATA
LINE VOLTAGE
SOLA CONTROL
2 3 C B A C B A 1
J3 MB1 ECOM MB2
BAS
1
1
2
2