120V AC/DC
On/Off
120V or 230V AC/DC
N L1
Open
H L2
Close
INSTALLATION NOTES
• Observe class 1 and class 2 wiring restrictions.
• Transformer sizing = MBP actuator draw X 1.25 (safety margin)
VR2, VR3, VR4, VR5 RESILIENT SEAT BUTTERFLY VALVES WITH LUGGED CONNECTIONS
G
G
Ground
1
Common
3
Open
4
Closed
5
Connect to #1 for fully
open indication
6
Connect to #1 for fully
closed indication
7
HTR
A
LS3
B
A-C
(Open Indication)
C
D
LS4
E
D-F
(Closed Indication)
F
Contact Rating: 5A 250 VAC Max.
MBP...C, D, E
SY2...12-120V or 230V
Fig. 44. Wiring for MBP6...C,D,E,F,G,H actuators
31
G
120 VAC
N L1
Open
K1
H L2
K1-B
Close
G
K1-A
INSTALLATION NOTES
• Isolation relays must be used in parallel connection
of multiple actuators using a common control signal input.
• "H" (L2) cannot be connected to terminal
#3 and #4 simultaneously.
• Required: Terminal #7 needs to be field wired
to enable heater circuit.
Actuator B
G
Ground
1
Common
3
Open
4
Closed
5
6
7
HTR
A
LS3
B
A-C
(Open Indication)
C
D
LS4
E
D-F
(Closed Indication)
F
Contact Rating: 5A 250 VAC Max.
MBP...C, D, E
Actuator A
G
Ground
1
Common
3
Open
4
Closed
5
6
7
HTR
A
LS3
B
A-C
(Open Indication)
C
D
LS4
E
D-F
(Closed Indication)
F
Contact Rating: 5A 250 VAC Max.
MBP, C, D, E
31-00190EF—02