User Guide

F-26645-7 © Copyright 2008 TAC All Rights Reserved. 3
SPECIFICATIONS
Actuator Inputs
Control Signal: See Table-1.
Power Input: See Table-1. All 24 Vac circuits are Class 2.
Connections: 3 ft. (91 cm) plenum rated cable for MS40-7043-XXX and 3 ft. (91 cm)
appliance cables for MS4X-7153-XXX and MS4X-7073-XXX, 1/2” (13 mm) conduit
connectors. For M20 Metric conduit, use AM-756 adaptor.
Actuator Outputs
Electrical:
Position Feedback Voltage “AO”,
MS40-7043, MS4X-7153 and MS4X-7073 2 to 10 Vdc (max. 0.5 mA) output signal
for position feedback or to operate up to four additional slave actuators.
Auxiliary Switches,
MS40-7043-MP5 and MS40-7043-501 One SPDT 6A (1.5A) @ 24 Vac, adjustable 0
to 95
°
(0 to 1 scale).
MS4X-7153-502 and MS4X-7073-502 Two SPDT 7A (2.5A) @ 250 Vac, one fixed @
5° and one adjustable 25 to 85
°
.
Auxiliary Power Supply:
MS40-7043-MP and MS40-7043-MP5 +20 Vdc @ 25 mA (max).
Mechanical:
Stroke, Angle of rotation 95° ±5°. Adjustable 30° to 95° with AM-689 installed on
MS4X-7153-XXX or MS4X-7073-XXX. MS40-7043-XXX models are adjustable 40° to
95° by adjusting the stop block position on the actuator.
Damper Shaft Clamp,
MS40-7043-XXX The factory installed universal clamp is used for shafts up to 5/8”
(15 mm) diameter or up to 1/2” (13 mm) square. AM-710 accessory clamp is required
when mounting actuators to shafts up to 3/4” (19 mm) diameter or up to 1/2” (13 mm)
square.
MS4X-7153-XXX or MS4X-7073-XXX The factory installed universal clamp is used
for shafts up to 3/4” (19 mm) diameter or up to 1/2” (13 mm) square. AM-687
accessory clamp is required when mounting actuators to shafts up to 1.05” (27 mm)
diameter or up to 5/8” (15 mm) square.
Position Indicator, Visual indicator.
MS4X-7153 and MS4X-7073, -5 to 90°
(-5° is spring return position).
MS40-7043, 0 to 1 (0 is spring return position).
Nominal Damper Area, Actuator sizing should be done in accordance with damper
manufacturer’s specifications.
Direction of Rotation, Clockwise or counterclockwise rotation determined by actuator
mounting.
Manual Override, MS41-7073 and MS41-7153 are equipped with a manual rotation
adjustment from -5° to 85°.
Right/Left Switch, Permits reverse acting/direct acting rotation.
Environment
Ambient Temperature Limits:
Shipping & Storage, -40 to 160°F (-40 to 71°C).
Operating, -22 to 140°F (-30 to 60°C).
Humidity: 15 to 95% RH, non-condensing.
Location:
MS4X-7153-XXX and MS4X-7073-XXX, NEMA 1 (IEC IP30). NEMA 2 (IEC IP54) with
conduit connector in the down position.
MS40-7043-XXX, NEMA 2 (IEC IP54) no restrictions.
Agency Listings
UL 873: Underwriters Laboratories (File #E9429 Category Temperature-Indicating and
Regulating Equipment).
CUL: UL Listed for use in Canada by Underwriters Laboratories. Canadian Standards
C22.2 No. 24-93.
European Community: EMC Directive (89/336/EEC). Low Voltage Directive (72/23/EEC)
Australia: This product meets requirements to bear the C-Tick Mark according to the terms
specified by the Communications Authority under the Radiocommunications Act 1992.