Service manual

29
Lead Lag Programming Instructions
Master Boiler
Description
Electrical Connection(s)
Programming Instructions
•
Master boiler lead lag setup
1)
Place both toggle switches in
LOCAL
2) Press and select Login
3) Select Advanced Setup
4) Select System
5) Select System ID & Access
6) Verify MB1 Modbus address = 1
7) Verify MB2 Modbus address = 1
8) Select Lead Lag Config
9) Select Lead Lag Master Config
10) Select Master enable = Enable
Fixed Setpoint operation
11) Select Setpoint, and enter desired setpoint using 5-way control
4-20mA/ 0-10Vdc setpoint operation
11) Select Setpoint Source = 4-20mA, and Press
12) Consult Additional Boiler Parameters section in manual on page 33 using
parameter address 560 and 561.
13) Select Lead Lag Slave Config
14) Select Slave enable = Enabled via SOLA master, and Press