Operation Manual 37107F
MFR 3 - Multi Function Relay
© Woodward
Page 27/165
Wiring of Controller
Option Q
- setting: THREESTEP (three-position controller)
A
B
Relay output
max. 250 Vac
The relay has to be decoupled externally.
Figure 3-19: Three-position controller - external RC wiring for relay manager
Option Q
- setting: ANALOG or PWM (analog controller) - frequency/real power controller
GND
Speed / power
controller
8
10
9
GND
PW
M
Sp
ee
d
Go
ve
rn
or
GND
PWM
PWM
Speed / power
controller
8
10
9
A
Vo
lta
ge
Sp
ee
d
Go
ve
rn
or
A
U
GND
Speed / power
controller
8
A
I
10
9
GND
C
ur
rent
Sp
ee
d
Go
ve
rn
or
A
I
GND
N/C
V
Figure 3-20: Analog controller n/f/P - wiring and jumper setting
Option Q
- setting: ANALOG (analog controller) - voltage/reactive power controller
Voltage / re-active
power controller
11
A
I
13
12
GND
C
ur
rent
AV
R
A
I
N/C
GND
Voltage / re-active
power controller
11
13
12
A
Vo
lta
ge
A
U
GND
GND
AV
R
V
Figure 3-21: Analog controller V/Q - wiring and jumper setting
