8237-1369

Overview

Woodward 8237-1369 is an overspeed detection device from Woodward, engineered for safe turbine shutdown in hydro, steam, or gas turbine systems.

Electrical & Environmental Specifications

• Input Voltage: 24 VDC (low), 115/240 VAC or 125 VDC (high)

• Operating Temperature: –20 to +60 °C

• Storage Temperature: –20 to +65 °C

• Relative Humidity: Up to 95% (non-condensing)

• EMC Compliance: EN61000-6-4 (emissions), EN61000-6-2 (immunity)

• Enclosure: IP56 (when properly installed)

Dimensions

• Size: 330 × 445 × 159 mm

System Features

• Architecture: Triple modular (A/B/C modules)

• Redundancy: 2-out-of-3 voted logic

• Communication: Modbus protocol

• Input Type: 4–20 mA speed signals, MPU detection

• Display: 15-key keypad per module

• Protection: Reverse polarity for DC, conformal coating for gas resistance (H₂S, SO₂)

• Hot Swappable: Individual modules can be replaced while powered

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