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P/N: M2703-26420 / M2703-66420 Philip Avalon FM20/FM30 Interface Board
Product Details:
| Place of Origin: | ORIGINAL |
| Brand Name: | PHILIP |
| Model Number: | FM20 /FM30 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 |
|---|---|
| Price: | Negotiation, pls contact me |
| Packaging Details: | Carton box |
| Delivery Time: | Within 1-2 working days after the payment was confirmed |
| Payment Terms: | T/T, Western Union |
| Supply Ability: | 10 |
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Detail Information |
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| PN: | M2703-26420 / M2703-66420 | MODEL: | FM20 FM30 |
|---|---|---|---|
| WARRANTY: | 90 DAYS | CONDITION: | EXCELLENT |
| DEVICES: | MEDICAL EQUIPMENT | ||
| Highlight: | Philip Avalon FM20 FM30 interface board,Fetal monitor interface board M2703,FM20 FM30 replacement interface board |
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Product Description
Philip Avalon FM20/FM30 Interface Board (P/N: M2703-26420 / M2703-66420)
Also known as: Connector Board / Jack Board / Adapter Board
1. Basic Information
- Official Part Number: M2703-26420 (also referenced as M2703-66420)
- Compatible Devices: Philip Avalon FM20 (M2702A), FM30 (M2703A) Fetal Monitors
- Function: Front-end I/O interface & signal switching board; routes transducer signals to mainboard
- Board Dimensions: ~190 mm × 85 mm
- PCB Layers: 4-layer, medical-grade FR-4
2. External Connectors (Front Panel)
| Connector | Type | Function |
|---|---|---|
| US1 / US2 | Red 8-pin | Dual ultrasound (FHR) transducers |
| TOCO | Red 6-pin | Tocodynamometer (uterine contraction) |
| MECG | Red 5-pin | Maternal ECG input |
| Fetal Movement | 3-pin | External fetal movement marker |
| Nurse Call | 2-pin | Alarm relay output |
3. Internal Interfaces (to Mainboard)
- Mainboard Connector: 50-pin flat cable (to M2703-66450 Main CPU Board)
- Power Input: 24 VDC ±10%, 5 VDC ±5% (from Bus Master Board)
- Signal Lines: Analog (US/TOCO/MECG) + digital (ID/control) + power
- Isolation: Medical-grade isolation (2500 Vrms) between patient & system circuits
4. Electrical Specifications
- Ultrasound (US) Input:
- Frequency: 1 MHz pulsed Doppler
- Input Sensitivity: 10 µVpp – 500 mVpp
- Gain: Software-adjustable 0–60 dB
- TOCO Input:
- Bridge amplifier, 0–5 V analog range
- Sensitivity: 2 mV/TOCO unit
- Filter: 0.05–10 Hz bandpass
- MECG Input:
- 3-lead, 0.05–100 Hz bandwidth
- 50/60 Hz notch filter
- Input impedance: >10 MΩ
5. Environmental & Reliability
- Operating Temp: +5°C to +45°C
- Storage Temp: -20°C to +60°C
- Humidity: 10–95% RH (non-condensing)
- Compliance: IEC 60601-1, IEC 60601-2-37 (medical device safety)
- Lifetime: ≥5 years (24/7 clinical use)
- ESD Protection: ±15 kV (air), ±8 kV (contact)
6. Key Features
- Smart Transducer Auto-Recognition: Detects connected transducer type (US/TOCO/MECG)
- Signal Multiplexing: Switches between twin US signals & routes to DSP
- Overvoltage/Overcurrent Protection: safeguards mainboard from transducer faults
- LED Status Indicators: Power, signal lock, transducer detect
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