STK337
Specifications:
1. Maximum range trundown 100: 1
2. Backlight LCD display for the dark environment
3. Separate electronics and connection compartments
4. Excellent stability
5. Zero-adjustment screw
Application conditions:
* Humidity: 5...98%
* Ambient and operation: -40-85ºC (without display), -20-70ºC (with display)
* Storage: -40-85 ºC
* Ingress protection: IP 65
* Electromagnetic compatibility(EMC): Interference immunity and interference emission according to GB/T17626.2-1998), compliance with IEC 61000-4-3: 1995.
| Supply voltage: | 10.5...45 VDC | |||
| Output | 4...20 mA +HART protocol digital communication | |||
| 3-wire-system (optional): 1...5V | ||||
| Signal range: | 3.8mA...22.8mA | |||
| Accuracy | 3S: 0.1% accuracy for range trundown 5: 1 (0.1+0.01XURL/Span) between 1/5 and 1/50 of measuring | |||
| 4S...7S: 0.075% accuracy for range trundown 10: 1 (0.075+0.00751XURL/Span) between 1/10 and 1/100 of measuring | ||||
| 8S: 0.2% accuracy for range trundown 10: 1 (0.2+0.01XURL/Span) between 1/10 and 1/100 of measuring | ||||
| Static pressure effect: | Zero error: 0.1%/7Mpa Span error: 0.2%/7Mpa | |||
| Power supply effect: | Negligible | |||
| Vibration effect: | < 0.01% of URL /g when tested 200Hz in any axis relative | |||
| Installation position effect: | Zero shift which can be calibrated out, no span effect | |||
| Thermal effect: | 0.45%/55 & ordm; C | |||
| Static pressure: | 30bar...130bar | |||
| stability: | 0.1% of URL/1 year | |||
| Switch on delay: | 5s | |||
| Cycle time/Updater time: | 0.25s | |||
| Damping: 0 to 100s, step: | 0.1s | |||
| Rise time: | 200 ms (without consideration of electronic damping) | |||
| Self stability configuration: | 0 to 2% | |||
| Filter configured: | 0 to 160 uA | |||
| Insulation resistance: | > 250MΩ | |||
| Short-Circuit protection: | Permanent | |||
| Reverse polarity protection: | No damage, and no function | |||
| Overvoltage protection: | 500 V | |||
| Vibration effect: | < 0.01% of URL /g, when tested 200Hz in any axis relative | |||