Type 8312 Pressure Transmitter with CANopen Interface
The Type 8312 pressure transmitter is designed for measuring relative or absolute pressures in liquid and gaseous media. It features ceramic or metallic thin-film strain gauge measurement principles and offers digital CANopen communication for precise data transfer.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Material | Stainless steel 1.4305 (303) |
| Non-wetted parts | Stainless steel 1.4305 (303) |
| Wetted parts | Ceramic variant: stainless steel 1.4305 (303), Metallic variant: stainless steel 1.4571 (316Ti) |
| Measuring Element | Ceramic Al2O3 (96%), Metallic variant: stainless steel 1.4435 (316L) |
| Seal | Ceramic variant: FPM (FFPM on request), Metallic variant: none |
| Surface Quality | Ra<0.8μm (clamp connection) |
| Weight | 95g with process connection G1/4 |
| Measurement technology | Ceramic thick film strain gauge |
| Measurement technology | Metallic thin film strain gauge |
| Measured quantity | Relative pressure (absolute pressure on request) |
| Measuring Range | 1...5bar or 0...0.25bar to 0...16bar selectable |
| Compensated ambient temperature range | -20...+85°C (ceramic), -40...+125°C (metallic) |
| Temperature coefficient of zero | Ceramic variant: ≤0.02%/°C typical, ≤0.04%/°C max; Metallic variant: ≤0.03%/°C typical, ≤0.04%/°C max |
| Temperature coefficient of measuring span | Ceramic variant: ≤0.02%/°C typical, ≤0.04%/°C max; Metallic variant: ≤0.03%/°C typical, ≤0.04%/°C max |
| Thermal hysteresis | Ceramic variant: ±0.4% of measuring span; Metallic variant: ±0.5% of measuring span |
| Zero offset | ≤0.3% of measuring span |
| Cycle time | 1ms |
| Measuring resolution | 12Bit |
| Measurement deviation | ≤0.5% of measuring span |
| Hysteresis | Ceramic variant: ≤0.2% of measuring span; Metallic variant: ≤0.5% of measuring span |
| Repeatability | Ceramic variant: ≤0.1% of measuring span; Metallic variant: ≤0.05% of measuring span |
| Overload limit | 3×measuring span |
| Burst pressure | 4×measuring span |
| Operating Voltage | 10...30VDC, filtered and regulated |
| Current Consumption | Approx. 45mA |
| Recommended connection cable | 5-wire shielded cable |
| Fluid Temperature | Ceramic variant: -20...+85°C; Metallic variant: -40...+125°C |
| Process Connection | Ceramic variant: G1/4 or NPT1/4; Metallic variant: G1/4, NPT1/4, G3/4 flush diaphragm, Clamp 1½" |
| Electrical Connection | M12×1 male connector, 5-pin |
| Protocol | CiA DS301, V4.02, CANopen slave |
| Data Transfer Rate | 20kbaud to 1Mbaud |
| Node ID | 1 to 127 |
| PDO | 0Rx, 1Tx |
| SDO | 1Rx, 1Tx |
| Emergency | Yes |
| Heartbeat | Yes |
| Node guarding | Yes |
| SYNC | Yes |
| EDS | Available |
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