Honeywell 4000 Series Product Data page 7

FIG. 10 — ML7984 WIRING WITH 135Ω (SLIDEWIRE) CONTROLLERS
MODULATING
SIGNAL
2
ML7984
SOURCE LIMIT
4
B
B R W
R
R
W
W
2
ML7984
B B
R
R
W
W
2 ML7984
B
B
R
R
W
W
FIG. 10A — ML7984 WIRING WITH COMMON
TRANSFORMER, INDIVIDUAL CONTROLLERS
FUNCTION DIP SWITCH CONFIGURATION
1010
Direct Acting
1
For Figures 10A, 10B, 11A and 11B the following apply:
1 Allow 0.5 amps maximum for each device.
Do not mix M984/6 or Modutrol Motors with the ML7984 in the same circuitry.
2
Use configuration DIP switches to select device functions: Direct acting function (actuator stem moves
upwards with signal increases) or Reverse acting function (actuator stem moves downwards with signal
3
increases).
*Series 90 (mech/electronic) operation can be reversed without changing wiring by using DIP switch #3
(opposite as shown).
NOTE:
1) Turn power off before setting the DIP switches.
2) For common transformer and common controller application, please consult the factory.
For Figure 10A only:
Maximum resistance per control circuit of 280 Ω.
4
For Figure 10B only:
Use Resistor Kit part # 272822
4
3
T6
T5
3
1
T6
L1
24 Vac
L2
T5
OR
3
+
T6
28 Vdc
T5
T6
T5
On (1)
Off (0)
2 3 4
SIGNAL
SOURCE
B
4 R
W
FIG. 10B — ML7984 WITH INDIVIDUAL
TRANSFORMERS, COMMON CONTROLLER
7
ML7984 Wiring
2 ML7984 3
B
1
R
T6
24 Vac
W T5
2 ML7984 3
T6
B
1
T5
R
T6
24 Vac
W T5
2 ML7984 3
T6
B T5
1
R T6
24 Vac
W
T5
T6
T5
L1
L2
OR
2
+
28 Vdc
L1
L2
OR
2
+
28 Vdc
L1
L2
OR
2
+
28 Vdc