Product Overview

MA-5200 Series, MA-5300 Series
77
Accessories
Specifications (Continued)
Actuator outputs
Electrical
Auxiliary switch (MA-5xxx-500), 10 amps, 120/240 Vdc adjustable SPDT, factory set to close the N.C.
contact at the retracted end of stroke.
Mechanical
Stroke damper: Approximately 2 in. (51 mm) from fully retracted to fully extended
(includes AM-601 linkage).
Stroke valve: Approximately 9/16 in. (14.3 mm) from fully retracted to fully extended.
Nominal damper area
Actuator sizing should be done in accordance with damper manufacturer’
s specifications.
Environment
Ambient temperature limits
Shipping and storage: -40 to 140qF (-40 to 60qC).
Operating, damper: 0 to 140qF (-18 to 60qC).
Operating, valve: Refer to Restrictions on Maximum Ambient Temperature for Valve Actuators Table.
Humidity
5 to 95% RH, non-condensing.
Location
NEMA Type 1.
Dimensions
6-3/4 H x 3-23/32 W x 3-1/4 Dia. in. (171 x 94 x 83 mm).
Agency Listings
UL 873
File #E9429 Category Temperature-Indica
ting and Regulating Equipment.
CSA
Canadian Standard C22.2 #24-93.
European Community
EMN Directive (89/336/EEC) Low Voltage Directive (72/23/EEC).
General Instructions Refer to F-15070.
Restrictions on Maximum Ambient Temperature for Valve Actuators.
Maximum Temperature of Media in the
Valve Body (Check Rating of the Valve)
qF (qC)
Maximum Ambient Temperature of MA-521X Series
AV-7600-1 (Only) qF (qC) AV-7600-1 and AV-601 qF (qC)
366 (186) 90 (32) 90 (32)
340 (171) 100 (38) 100 (38)
281 (138) 115 (46)
140 (46)
a
a
Maximum ambient temperature of the actuator must never exceed 140qF (60qC).
181 (83)
140 (60)
a
140 (60)
a
80 (26)
140 (60)
a
140 (60)
a
Model No. Description
Damper Linkages
AM-111 Crank arm for 5/16 in. diameter damper shaft.
AM-112 Crank arm for 3/8 in. diameter damper shaft.
AM-113 Crank arm for 1/2 in. diameter damper shaft.
AM-115 Crank arm for 7/16 in. diameter damper shaft.
AM-122 Linkage connector straight type.
AM-123 Damper clip.
AM-125 5/16 diameter x 20 in. damper rod.
AM-125-048 5/16 diameter x 48 in. damper rod.
AM-132 Ball joint connector.
AM-161-3 Damper linkage kit.
AM-601 Device includes
mounting bracket, damper linkage with spring, and AM-122 straight connector. Required to
modify MA-521X series) valve actuators into 2 in. (51 mm) stroke damper actuators.
AM-602 Spacer.
Valve Linkages
AV-600 Valve linkage for VB-7xxx to 2 in. and discontinued VB-9xxx valves to 1-1/4 in.
AV-601 Valve linkage extension for hot water and steam applications; use with AV-600.
AV-7600-1 Valve linkage for VB-7xxx valves with b
ooster springs.
TOOLS (factory-available)
TOOL-12 Wrench for adjustment of auxiliary switch.
TOOL-19 Spring compression tool for AV-600.