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SS5 Smart Valve Positioner
Brand: A-T Controls, IncPerfect combination with reliable fail freeze function and smart performance with innovative durable coil drive.
Features- “Fail Freeze” Function to Help the Valve Stay at the Last Position on the Electrical Power Supply or the Pneumatic Supply Air by Accident
- Easy and Quick Auto-calibration
- Detects RA - Reverse Acting or DA - Direct Acting Automatically Regardless of Wrong Air Connections
- Available to Use for Single or Double Acting without Any Special Adjustments
- Compact Design Allows Installation on Small Actuator
- Provides Error Messages Against Performance Failures
- Possible to Test the Actuator with Any Fixed Signal Under a Test Model
- Programmable Characteristic Curve with 17 Points
- Wide Operating Temperature Range -30° to 80° C / -22 to 176° F
- Improved Control of High-friction Globe and Ball Valves by Eliminating an Overshoot and a Hunting
- Low Air Consumption
- Provides a Mounting Bracket to Meet IEC 60534-6-1 for Linear Valves
- Supports a NAMUR Mounting Pattern VDI/VDE 3845 / IEC 60534-6-2 and Provides a Multi-size Mounting Bracket for Rotary Valves
Specifications
Brand
Actuator Type
- Linear
- Rotary
Air Consumption
- 0.07 scfm (2 L/minute) at 20 to 90 psig Supply Pressure
Air Flow Capacity
- 2.8 scfm (4.8 Nm³/hour) at 20 psig Supply Pressure
- 8.2 scfm (14 Nm³/hour) at 20 psig Supply Pressure
Air Supply
- psi: 20 to 100 (kPa: 140 to 700, bar: 1.4 to 7), Filtered, Compressed Dry & Non-Oiled to Meet Class 3 of ISO 8573-1
Approvals & Certifications
- ATEX
- IC
- IEC 60534-6-2, 60534-6-1
- IECEx
- KC Ex ia IIC T5
BSP Connection
- 1/4” BSPT Female - Pneumatic-Electrical
Communication
- FOUNDATION Fieldbus
- HART
- PROFIBUS
Current
- Maximum
- Minimum 3.6 mA
Display
- LCD Display
Electrical Connectors
- 1/2” NPT
- G 1/2”
- M20 x 1.5
Enclosure Finish
- Powder Paint Coated
Enclosure, Body Material
- Aluminum Die Cast
Environmental Protection
- Explosion-proof
- Intrinsically Safe
- IP66
- Weatherproof
Hysteresis
- < 0.2 % of Full Scale
Indication
- 4-Digit LCD Indicator
Input Signal
- 4-20 mA at 24 Vdc
Linearity
- < ± 0.3 % of Full Scale
Linearization
- 17-Points - Performance Characteristic
Mounting
- NAMUR
NPT Connection
- 1/4” NPT Female - Pneumatic Connections
Operating Temperature
- -30° to 80° C (-22° to 176° F)
Output
- 4-20 mA - Output Position Transmitter
Output Pressure
- 0 to 100 % of Supply Air Pressure
Pressure Range
- psi: 150 (kPa: 1,000, bar: 10) - Pressure Gauge
- psi: 90 (kPa: 620.5, bar: 6.205) - Pressure Gauge
Pressure Type
- Gauge
Range
- 0 to 10 % of Position Signal - Shut-Off Value
Repeatability
- < 0.2 % of Full Scale
Scan Time
- 2 milliseconds
Sensitivity
- < 0.2 % of Full Scale
Supply Pressure
- psig: 20 to 90 (kPa: 137.9 to 620.5, bar: 1.37 to 6.205)
Switch Type
- Micro Switch
- SPDT
Voltage Drop
- With HART: 9.4 Vdc (470 ohms at 20 mA)
- Without HART: 8.7 Vdc (435 ohms at 20 mA)
