Product Name: Electronics Module
Brand Name: EMERSON Westinghouse
Model Number: 1C31189G01
Country of Origin: USA
Warranty: 12 Months
Whatsapp：+86 18159889985
Email：[email protected]
Brand Name: |
Westinghouse |
Model Number: |
1C31189G01 |
Country of Origin: |
USA |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
in stock |
Payment Terms: |
T/T |
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Sales Manager: |
Stella |
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Send an email: |
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Contact in Whatsapp: |
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Parameter |
Specification |
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Part Number |
1C31189G01 |
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Product Type |
Speed Detector Interface Module / Electronics Module |
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Manufacturer |
Emerson (Ovation / Westinghouse) |
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Channels |
8 input channels for simultaneous speed detection |
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Low Resolution Mode (16-bit) |
200 Hz – 51,200 Hz |
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High Resolution Mode (32-bit) |
0.72 Hz – 65,535 Hz |
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Measurement Accuracy |
Up to ±0.1% |
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RPM Range |
0 – 100,000 RPM |
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Supported Sensor Types |
Pulse, sine wave, encoder |
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Input Voltage |
12–24 VDC |
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Input Impedance |
50 kΩ (differential) |
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Update Rate (16-bit) |
5 milliseconds |
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Update Rate (32-bit) |
Variable (PULSES/FREQ) |
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Dielectric Isolation |
1000 V AC/DC (field to logic) |
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Diagnostics |
Open wire detection, over-speed detection |
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Operating Temperature |
-40°C to +70°C |
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Storage Temperature |
-55°C to +85°C |
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Protection Class |
IP20 |
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Dimensions |
Standard Ovation module form factor |
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Weight |
0.32 kg |
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CE Mark Applicability |
NOT applicable for CE Mark Certified Systems |
The 1C31189G01 is an 8-channel Speed Detector Electronics Module engineered for Emerson's Ovation distributed control system, delivering precise rotational speed measurement for critical rotating machinery. This 1C31189G01 module interfaces with tachometers and pulse sensors, converting frequency inputs into digital speed values for control and protection applications. The 1C31189G01 supports both 16-bit low-resolution (200 Hz–51.2 kHz) and 32-bit high-resolution (0.72 Hz–65.5 kHz) modes, making it a versatile solution for turbine overspeed protection and precision speed regulation across power generation and industrial processing environments.
Dual-Mode Speed Detection – Supports both 16-bit (low resolution) and 32-bit (high resolution) speed measurement modes
Multi-Sensor Compatibility – Accepts pulse, sine wave, and encoder inputs from tachometers and speed sensors
Fast 16-Bit Output – Provides 5 ms update rate for overspeed detection and protection applications
High-Resolution 32-Bit Output – Delivers variable update rate for precise speed regulation and control
Diagnostic Capabilities – Detects open sensor wires and overspeed conditions
Relay Output – Provides trip relay functionality for integration with safety logic
Field-to-Logic Isolation – 1000 V AC/DC dielectric isolation protects control system from field transients
Enhanced Equipment Protection – Fast 5 ms update rate enables real-time overspeed detection, safeguarding turbines and compressors from catastrophic failure
Application Flexibility – Dual-resolution modes allow optimization between throughput and measurement precision based on loop requirements
Reduced Downtime – Hot-swappable design and comprehensive diagnostics streamline maintenance and troubleshooting
Versatile Sensor Compatibility – Supports multiple sensor types (pulse, sine, encoder), simplifying retrofits and upgrades
Reliable Performance – Galvanic isolation and rugged construction ensure stable operation in harsh industrial environments
Seamless System Integration – Native Ovation compatibility ensures plug-and-play deployment with existing DCS infrastructure
Power Generation – Turbine shaft speed monitoring, generator RPM measurement, boiler feed pump speed detection
Oil & Gas / Petrochemical – Pump speed monitoring in pipelines, compressor speed control in gas processing
Pump Control – Monitoring and regulating pump speeds to maintain flow and pressure levels
Motor Control – Adjusting motor speeds for efficient operation, preventing overspeed or stall conditions
Turbine Control – Monitoring and controlling turbine rotational speed to ensure stable power generation
Conveyor Systems – Maintaining consistent conveyor speeds in material handling and product packaging
Fan Control – Regulating fan speeds for ventilation, cooling, and dust collection systems
Q1: What is the difference between the 16-bit and 32-bit speed outputs on the 1C31189G01?
The 16-bit output provides a faster update rate (5 milliseconds) ideal for overspeed detection and protective functions, while the 32-bit output offers higher resolution (1/65535 Hz) with a variable update rate for precision speed regulation and control applications.
Q2: What types of speed sensors are compatible with the 1C31189G01?
The 1C31189G01 accepts inputs from pulse generators, sine wave tachometers, and encoders. It can handle sinusoidal or pulse train signals from a wide range of speed sensors.
Q3: Is the 1C31189G01 module hot-swappable?
Yes, the 1C31189G01 can be hot-swapped in redundant configurations, provided the system wiring and logic support such architectures.
Q4: What diagnostic features does the 1C31189G01 provide?
The module includes open sensor wire detection (requires sensor source resistance ≤ 5000 ohms) and overspeed condition detection. Status is reported via diagnostic LEDs and status registers.
Q5: Is the 1C31189G01 CE Mark certified?
No, the Speed Detector Module is NOT applicable for CE Mark Certified Systems.
Inquiry Now :[email protected]
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