Product details
SAV144-S03 – 16-Channel Voltage Input Module, 1-5V / 1-10V
Yokogawa SAV144-S03 is a high-density analog input module for industrial control systems. It reads 16 voltage signals (1‑5 V or 1‑10 V) from field devices. The module supports dual redundancy for critical applications.
Key Features
- 16 isolated inputs – module-level isolation
- Dual range – 1‑5 V or 1‑10 V selectable
- High accuracy – ±4 mV (1‑5 V) and ±9 mV (1‑10 V)
- Fast update – 40 ms data refresh
- Redundant ready – supports dual configuration
- Wide temperature – -20…70 °C (G3 option)
Technical Specifications
Input Characteristics
- Number of channels: 16, module isolation
- Rated input range: 1‑5 V or 1‑10 V
- Permissible input: ±30 V (absolute max)
- Input impedance (Power ON): 1 MΩ
- Input impedance (Power OFF): 100 kΩ
Accuracy & Drift
- Rated accuracy: ±4 mV (1‑5 V), ±9 mV (1‑10 V)
- Temperature drift: ±4 mV /10 °C (1‑5 V), ±9 mV /10 °C (1‑10 V)
Performance
- Data update: 40 ms
- Withstand voltage: 1.5 kV AC (input to system) for 1 minute
Power Consumption
- 5 V system: 300 mA
- 24 V system: 140 mA
Environmental & Physical
- Operating temp: -20…70 °C (with G3 suffix)
- Weight: 0.24 kg (terminal/MIL), 0.29 kg (with cable adapter)
- External connection: pressure clamp terminal, MIL cable, or KS1 dedicated cable
Redundancy
- Dual redundant: supports hot‑standby configuration
Model & Suffix Codes
- Model: SAV144
- Suffix -S: standard type
- Option 0: pressure clamp or MIL cable (no explosion protection)
- Option 3: ISA Standard G3 coating + -20…70 °C temperature range
Expert Review – Engineer’s Perspective
Precise, dense, and reliable. The SAV144-S03 offers excellent accuracy for 1‑5 V and 1‑10 V signals. The 40 ms update keeps pace with fast processes. Dual redundancy ensures no single point of failure. We recommend the G3 option for harsh or humid environments.
Manager’s Insight – Cost & Space
16 channels in one module saves rack space. The SAV144-S03 reduces the number of modules needed per system. This lowers overall hardware cost and simplifies wiring. The MIL cable option speeds up installation in large cabinets.
Applications & Suitable Equipment
- DCS and PLC analog input racks
- Pressure, temperature, and flow transmitters
- Level and position sensors
- Power plant and refinery monitoring
- Water treatment and chemical processes
Frequently Asked Questions (FAQ)
Q: What is the maximum voltage I can apply safely?
A: ±30 V DC. Exceeding this may damage the input circuit.
Q: Can I mix 1‑5 V and 1‑10 V on different channels?
A: Yes. Each channel is independent and accepts either range.
Q: How do I configure the input range?
A: Set via software in the host controller or DCS.
Q: Is the module hot‑swappable?
A: Yes, when used in a redundant configuration with Yokogawa systems.
Q: What cable type is recommended for long runs?
A: Shielded twisted‑pair cable. Keep runs under 100 m for best accuracy.
Q: What is the difference between suffix 0 and 3?
A: Suffix 3 adds G3 coating and extends temperature range to -20…70 °C.
Q: Can I use this module with a non‑Yokogawa PLC?
A: Yes, as long as the PLC supports 1‑5 V or 1‑10 V analog inputs.
Q: What is the warranty period?
A: 12 months against manufacturing defects.
Q: What shipping methods are available?
A: FedEx, UPS, and DHL. Orders ship within 12‑24 hours.
Q: How do I clean the terminal block?
A: Use a dry cloth. Avoid solvents or compressed air.
Q: Does the module have built‑in isolation?
A: Yes, module‑level isolation (1.5 kV AC withstand).
Q: Can I connect a 0‑10 V sensor directly?
A: Yes, use the 1‑10 V range. Calibrate accordingly in the controller.
Selection Guide – Which SAV144 Version?
- SAV144-S03 (suffix 3) – G3 coating, wide temp (-20…70 °C) – recommended for most industrial sites
- SAV144-S00 (suffix 0) – standard temp, no coating – for clean, indoor environments
- Need current inputs? See SAI143 (4‑20 mA) series.
- Need thermocouple inputs? Choose SAV144‑T or SAT series.
Compare with Similar Models
- SAV144-S03 – 16 x 1‑5/1‑10 V (this model)
- SAV144-S00 – same, without G3 coating
- SAI143-S03 – 16 x 4‑20 mA current input
- SAV134 – 8‑channel voltage input (lower density)
Ordering & Support
- Brand: Yokogawa
- Model: SAV144-S03
- Type: Voltage input module, 16 channels
- Warranty: 12 months
- Shipping: 12‑24 hours via FedEx, UPS, or DHL
For questions or bulk orders:
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