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- Overview
- Specifications
- Description
- Applications
- Feature
- Protection
- FAQ
- Recommended Products
Overview
Place of Origin: |
USA |
Brand Name: |
Woodward |
Model Number: |
8200-226 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Model |
8200-226 |
|
Product Name |
SPC Servo Position Controller |
|
Dimensions |
33 × 6.5 × 20.4 cm |
|
Weight |
1.56 kg |
|
Analog Position Input Demand |
4–20 mA (200 Ω input impedance) |
|
Input Power |
24 VDC (18–32 VDC) |
|
Actuator Drive Output (Bipolar) |
±250 mA / ±100 mA / ±50 mA / ±25 mA / ±10 mA (configurable) |
|
Actuator Drive Output (Unipolar) |
0–250 mA / 0–100 mA / 0–50 mA / 0–25 mA |
|
Dither |
25 Hz adjustable current amplitude, 25% duty cycle |
|
Position Loop Accuracy (CANOpen/DeviceNet) |
±0.25% FS @ 25°C; ±150 ppm/°C |
|
Position Loop Accuracy (Analog 4–20 mA) |
±0.25% FS @ 25°C; ±300 ppm/°C |
|
Position Sensing (Channels) |
2 channels (LVDT/RVDT or 4–20 mA feedback) |
|
Voltage Feedback |
0–12 VDC / 12–0 VDC (3–6 wire transducers) |
|
Current Feedback |
4–20 mA / 20–4 mA |
|
Relay Driver Outputs |
Isolated FETs, 18–32 VDC, 500 mA max, 10 µA leakage |
|
Operating Temperature |
-40°C to +70°C |
|
Shock |
MIL-STD-810C (30 G, 11 ms half sine) |
|
Vibration |
Lloyd's Register Spec No.1 (5–100 Hz, up to ±1 mm / ±0.7 g) |
|
Humidity |
Cyclic condensing 48 hr test |
|
Ingress Protection |
IP20 |
|
Mounting |
Bulkhead mounted |
Description
The 8200-226 SPC Servo Position Controlleris a field programmable servo-driver that controls one integrating or proportional servo-valve, and accepts single or dual feedback signals for valve position sensing.
Applications
Thermal Power Plants: Provides precise turbine valve control to maintain stable unit speed and response.
Marine Shipbuilding Plants: Ensures reliable control of rudders and propulsion systems in harsh offshore conditions.
Natural Gas Compression Stations: Controls fuel proportioning valves for fast and accurate gas flow regulation.
Steel & Aerospace Manufacturing: Supports high-load hydraulic servo testing under extreme temperature and vibration conditions.
Petrochemical Processing Plants: Enhances safety in emergency shutdown and control valves with redundant position feedback.
Feature
Digital control via CANopen or DeviceNet
Analog control via 4–20 mA demand signal
Field configurable
Supports redundant command signals
Supports redundant feedback signals
Compatible with AC or DC feedback signals
Protection
The SPC includes protection and alarm indication for the following faults:
Comm Time-out Analog Input Out-of-Range
Feedback Open-Wire Feedback Voltage Out-of-Range
Position Error Internal SPC Faults
Actuator Open/Short Driver Overcurrent
FAQ
Q: What is the input impedance of the analog position setpoint for the 8200-226?
A: Input impedance is 200 Ω (for 4–20 mA signal).
Q: What is the maximum configurable bipolar actuator drive output of the 8200-226?
A: Maximum configurable output is ±250 mA.
Q: What is the dither operating frequency of the 8200-226?
A: Operating frequency is 25 Hz (with adjustable current amplitude and 25% duty cycle).
Q: How many position feedback channels does the 8200-226 include?
A: Includes 2 channels (supports LVDT/RVDT or 4–20 mA feedback).
Q: What mounting method does the 8200-226 use?
A: Uses bulkhead-mounted installation.
