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3 NM, 5 NM SERIES SPRING RETURN DIRECT COUPLED ACTUATORS
7
62-0274—07
Two-Position Models
Fig. 12. Wiring for low-voltage two-position control, MS81
series.
Fig. 13. Wiring for line-voltage two-position control, MS41
series.
Floating, Modulating, and Economizer
Models
Fig. 14. Wiring for SPDT on/off control, MS75 (shown) and
MS74 series.
Fig. 15. Wiring for floating control, MS75 (shown) and
MS74 series.
Table 2. Wiring Details.
Terminal
Floating Modulating
3 kOhm Economizer
3 Position Economizer
Two-Position
Sylk-enabled
24Vac/Vdc
120–250 Vac
1
power
power
power
power
power
power
power
2
common common
common
common
common
neutral
common
3
0°-90°
control signal control signal
control signal
—
—
S-BUS
4
90°-0°
—
external minimum position
potentiometer
external minimum position
potentiometer
—
—
S-BUS
5
feedback feedback
feedback
feedback
—
—
Analog output
ACTUATOR
SPST
24 VAC
1
1
2
2
LINE VOLTAGE POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
24 VDC SUPPLY ACCEPTABLE.
V
1
2
M29121
ACTUATOR
SPST
1
1
LINE VOLTAGE POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
V
1
2
M29122
SPDT
24 VAC
1
1
2
3
2
LINE VOLTAGE POWER SUPPLY.
PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
24 VDC SUPPLY ACCEPTABLE.
SET SWITCH TO FLOATING.
M28624
ACTUATOR
V
0°-90°
90°-0°
FEEDBACK
5
4
3
1
2
2-10 VDC
10-2 VDC
0-10 VDC
10-0 VDC
Fltg, fwd
Fltg, rev
3
24 VAC
1
1
2
3
2
LINE VOLTAGE POWER SUPPLY.
PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
24 VDC SUPPLY ACCEPTABLE.
SET SWITCH TO FLOATING.
M28625
ACTUATOR
V
FEEDBACK
5
4
3
1
2
2-10 VDC
10-2 VDC
0-10 VDC
10-0 VDC
Fltg, fwd
Fltg, rev
3
0°-90°
90°-0°