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Bray Series 70 User Manual
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SERIES 70
ELECTRIC ACTUA
TOR
Installation, Operation and Maintenance Manual
TH
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2
Table of Contents
Table of Contents
3
Safety Instructions - Definition of Terms
4
Hazard-Free Use
4
Qualified Personnel
4
Part Numbering System Reference Chart
5
Introduction
5
Principle of Operation
5
Electrical Operation
5
Mechanical Operation
5
Actuation
6
Manual Operation
6
Remote Operation
6
S70 On/Off Actuator with Interposing Relay Board (I.R.B.)
6
Servo NXT
7
Storage
8
Commissioning
8
Mounting the Actuator
8
Wiring the Actuator
9
Setting Travel Limit Switches
9
Setting Mechanical Travel Stops
10
Disassembly and Assembly
12
Field or Factory Installable Options
15
Auxiliary Switches
15
Heater
15
Torque Switches
16
Local Control Station
16
Control Station Kit
16
Battery Backup Unit
17
Indication of Remote Control
18
Spinner
18
Receptacles (Quick Connectors)
18
External Signal Feedback Potentiometer
19
Basic Tools
20
Appendix A
20
Actuator Troubleshooting Chart
21
Appendix B
21
Series 70 - Size 003, 006 - Electric Actuator Exploded View
22
Series 70 - Size 008, 012, 020 - Electric Actuator Exploded View
24
Series 70 - Size 030, 050, 065 - Electric Actuator Exploded View
26
Series 70 - Size 130, 180 - Electric Actuator Exploded View
28
Series 70 - Size 130, 180 - 3:1 Gear Box Exploded View
30
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Operation And Maintenance Manual
28 pages
4
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Bray Series 70 Specifications
General
Series
70
Accuracy
±1% of span
Repeatability
±0.5% of span
Housing Material
Aluminum
Input Signal
3-15 psi
Power Supply
N/A (Pneumatic)
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