PB_VA-7700_Electricl Valve Actuators_02 2011
Building■Efficiency
Headquarters: Milwaukee, Wisconsin, USA
Branch Officies: Principal Cities World-wide
Metasys® and Johnson Controls® are registered trademarks of Johnson Controls, Inc.
All other marks herein are the marks of their respective owners.
© Copyright 2011 Johnson Controls, Inc. All rights reserved. Any unauthorized use or copying is strictly prohibited.
www.johnsoncontrols.com
Technical■Specifications
Product
VA-7700
Models
Floating
Proportional
Supply■voltage
230 V ± 15 %
50/60 Hz
24 V ± 15%
50/60 Hz
24 V ± 15%
50/60 Hz
Control■signal
Positioner Adjustment Time (PAT)
0...10 VDC or 0(4)...20 mA
Feedback■signal
0…10 VDC
Mechanical■Manual■override
- VA-770x
None
Electrical
- VA-774x
Mechanical
Elec Mechanical
Type■of■motor
Synchronous / reversible
Max.■Power■Consumption■
- Active
3.5 W
2.6 W
3.2 W
- Apparent
3.9 VA
2.6 VA
4.7 W
Electronic■positioner■
Input■impedance
---
100 kΩ min. (0…10 VDC)
250 Ω (0(4)…20 mA)
Resolution
0.5 %
(up to 200 steps on 20 mm stroke)
Feedback■ratings
max 2mA at 0..10 VDC, 5 kΩ
Manual■contact■
micro-switch■max.■load
2A Resistive 1A Inductive, 24 VAC (24 V switch)
2A Resistive 1A Inductive, 230 VAC only for VA-7740-1003
Force
500 N ± 20%
Stroke■
20-mm maximum
Nominal■full■stroke■time
mm 50■Hz
60■Hz
8
84 s
70 s
13
137 s
114 s
19
200 s
167 s
Enclosure■protection
IP54 (IEC 60529)
Materials
- Cover
Self extinguishing ABS + polycarbonate PC
- Wiring Cover
Polycarbonate
- Hand wheel
Polyamide PA66
- Yoke
Die cast aluminium
- Plates
Zinc plated steel
- Gears
Acetylic resin
Ambient■Operating■Condition
-5 to +55, °C, 10…90% RH non condensing
Ambient■Storage■Condition
-20 to +65 °C, 10…90% RH non condensing
Wiring
2.5 mm2 terminal block
Wiring■entrance
(2) M20x1.5 cable conduit adapters – for separated power/accessories wiring access
(cables from Ø6-mm to Ø12-mm)
Net■weight
0.8 kg
Life■time
Tested for 250,000 full cycles
■■
Compliance
Johnson Controls, Inc., declares that these products are in compliance with the essential
requirements and other relevant provisions of the EMC Directive 2004/108/EC and
Low Voltage Directive 2006/95/EC