Local S7999B Configuration With Controlinks Commissioning; Local S7999B Wiring With Controlinks Commissioning - Honeywell S7999B Manual

Fig. 8 depicts the configuration when COM 1 is used for ControLinks™ R7999 commissioning.
LEVEL CONTROL
Fig. 8. Local S7999B configuration with ControLinks™ commissioning.
In this configuration, the R7999 is connected to COM 1 and not to the Controlbus. When the burner/boiler system is configured in
this way it is not visible at the System S7999B (because COM 1 is not connected to the System S7999B).
MEAN WELL S-25-12
POWER SUPPLY
1 CONNECT SHIELD TO EARTH GROUND.
SEE 65-0249 FOR CONTROL BUS (LOCAL RS-485
2
COMMUNICATION BUS) WIRING.
CONNECT ALL THREE "C" WIRES TO V- TERMINAL
3
ON POWER SUPPLY.
UP TO A TOTAL OF 99 S7810M AND UDC CONTROLLERS CAN BE
4
CONNECTED TO THE S7999B. SEE 65-0249 AND UDC MANUALS
FOR WIRING.
5 MODBUS BAUD RATE MUST BE SET FOR 19200.
6 SEE 65-0238 FOR R7999 WIRING.
120 Ω, 1/4 WATT RESISTOR BETWEEN TERMINALS
7
A AND B OF THE MODBUS AT THE FARTHEST S7810M
OR UDC MAY BE NECESSARY FOR LONG RS-485 RUNS.
UDC2500
SLAVE
THERMAL
SHOCK
SLAVE
UDC2500
SLAVE
STEAM/FUEL
FLOW
SLAVE
UDC2500
SLAVE
FEED PUMP
SLAVE
LOCAL
MODBUS
1
MASTER
COM 2
S7999B
SYSTEM DISPLAY
1 MODBUS BAUD RATE MUST BE SET FOR 19200.
120 VAC
L1
L2
NEUTRAL (L2) N
L
120 VAC (L1)
EARTH GROUND
12 DC OUT+
V+
DC OUT-
V
(COMMON/GND)
3
V ADJ
Fig. 9. Local S7999B wiring with ControLinks™ commissioning.
UDC2500
PID LOAD
CONTROL
UDC2500
STACK
TEMPERATURE
RM78xx
S7810M BURNER
MODBUS CONTROL ANNUNCIATOR
FCI
COM 1
S7999B
SYSTEM DISPLAY
COM1
1 2 3 4 5 6
GND
+12 +12 (b) (a) N/C
(C)
1 6
C B A
R7999
FUEL AIR
RATIO CONTROLLER
11
S7999B SYSTEM DISPLAY
S7830
EXPANDED
CONTROLBUS
R7999
FUEL AIR
RATIO CONTROL
M24226
COM2
7 8 9
N/C (a) (b)
1
2
8
B
7
A
6
C
SHLD 16
UDC2500
STACK
D+ 17
TEMPERATURE
D- 18
SHLD 16
D+ 17
D- 18
SHLD 16
D+ 17
D- 18
4 5 7
S7810M
MODBUS
MODULE
UDC2500
PID LOAD
CONTROL
UDC2500
THERMAL
SHOCK
M24236
65-0283—2