Nortec ME Direct Feed Installation - Manual (Page 37)

37 Installation
– Wiring and Jumper settings 3 stage control with purge valve
Outlet
Inlet
Purge
Stage 1 Stage 2 Stage 3
Outlet (17 %)
Purge valve Inlet (39 %)
Stage 2 (61 %) Stage 3 (94 %)
A1
JP1
XR
RELAY1 RELAY2 RELAY3 RELAY4 RELAY5 RELAY6 RELAY7 RELAY8
NC NO C NC NO C NC NO C NC NO C NC NO C NC NO C NC NO C NC NO C
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
0-10
24V 0V 0V IP
2-10
R1
XS
A1 15 Y1
18 16 A2
Toff
Ton
1-10min
10-100h
2
3
Control unit
– Wiring and Jumper settings 4 stage control with purge valve
Outlet
Inlet
Purge
Stage 1 Stage 3 Stage 4 Stage 2
Outlet (17 %)
Purge valve Inlet (28 %)
Stage 3 (72 %) Stage 4 (94 %) Stage 2 (50 %)
A1
JP1
XR
RELAY1 RELAY2 RELAY3 RELAY4 RELAY5 RELAY6 RELAY7 RELAY8
NC NO C NC NO C NC NO C NC NO C NC NO C NC NO C NC NO C NC NO C
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
STG
SEQ
OFF
OFF
ON
0-10
24V 0V 0V IP
2-10
R1
XS
A1 15 Y1
18 16 A2
Toff
Ton
1-10min
10-100h
2
3
Control unit