33
DR(H,W) Lead lag Operation
Master Boiler
Description
Electrical Connection(s)
Programming Instructions
•
Master boiler lead lag setup
1)
Place both toggle switches to
LOCAL
2)
Press
and
3)
Select
System Identification & Access
4)
Verify
MB1 Modbus address
= 1
5)
Verify
MB2 Modbus address
= 1
6)
Select
Lead Lag Master Configuration
7)
Select
Master Enabled = Enabled
Fixed Setpoint operation
8)
Enter
CH
Setpoint
(Fixed setpoint)
4-20mA/ 0-10Vdc setpoint operation
9)
Select
[Advanced Settings >]
10)
Press the to arrive at
Central Heat
11)
Select
Setpoint Source = S2 (J8-6) 4-20mA
12)
Select
4mA water temperature
Summary of Contents for DRH1000
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Page 38: ...32 13 Place toggle switch setting to REMOTE for remote operation if required...
Page 69: ...63 PART 12 EXPLODED VIEW 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 20...
Page 70: ...64 21 22 23 24 26 35 34 33 32 31 30 29 28 27 25 36 37 38 39 40 42 43 56...
Page 77: ...71 PART 13 ELECTRICAL DIAGRAMS...
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