Honeywell N20 - Manual (Page 6)

N20, N34 SERIES MN7220, MN7234
63-2587—1 6
Wiring Diagrams
MN7220/MN7234
MN7220 WITH SWITCHES
NOTE: Internal auxiliary switches S1 and S4 must be connected to the same power source.
TERMINAL STRIP 1
MODULATING CONTROL
24 Vac 24 Vdc
0(2)...10 Vdc
0(4)...20 mA
0(2)...10 Vdc
~ 1~
1
3Y
3Y
5U
5U
2
2
Connect via safety
isolating transformer!
!
connecting cable terminal name
supply and signal lines
1~ 24 Vac ∼ / 24 Vdc+
2 ⊥ 24 Vac ⊥ / 24 Vdc-
3Y 0(2)...10 Vdc / 0(4)...20 mA control signal
5U 0(2)...10 V feedback signal
auxiliary switched
(when included)
CCW (left)
5°
S1 Common
S2 normally closed
S3 normally open
CW (right)
85°
S4 Common
S5 normally closed
S6 normally open
AUXILIARY
S1
S2
S3
S4
S5
S6
S3
S2
S1
S6
S5
S4
AUXILIARY
TERMINAL STRIP
24 Vac 24 Vdc
0(2)...10 Vdc
0(4)...20 mA
0(2)...10 Vdc
~
MODULATING
Connect via
isolating
!
1
3Y
5U
2
1~
3Y
5U
2