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SAIC pressure transmitters are widely used in Chinese industrial plants for measuring gauge, absolute and differential pressure. They are known for their simple construction, stable performance and competitive price. Many factories choose SAIC transmitters for general process monitoring, HVAC systems and utility lines where high accuracy is not critical but reliability and cost-effectiveness are important.
Technical Specifications
Parameter
Specification
Measuring Principle
Piezoresistive or capacitive (model dependent)
Pressure Types
Gauge, Absolute, Differential
Accuracy
±0.5% FS typical
Output Signal
4–20 mA (two-wire)
Supply Voltage
12–36 VDC
Process Connection
Threaded or flanged
Material (wetted parts)
316 stainless steel (standard)
Temperature Range
–40 °C to +85 °C (ambient)
Protection Rating
IP65
Application Industry
General process monitoring
Water supply and wastewater treatment
HVAC and air conditioning systems
Petrochemical auxiliary lines
Power plant utility measurement
Common Problems & Solutions
Problem: Output drift over time → Solution: Periodic zero/span adjustment
Problem: Condensation in humid environments → Solution: Use IP65 enclosure and proper mounting
Problem: Over-range damage → Solution: Select proper pressure range with safety margin
Replacement Models
Older SAIC pressure transmitter models
Comparable domestic brands (e.g. other Chinese OEM transmitters)