MODEL WITH REFERENCE DATASHEET
Wireless pressure sensor
WIRELESS PRESSURE SENSOR · STANDARD
Piezoresistive pressure sensor with selectable ranges from −1 bar and 0…0.1 to 0…1,000 bar; 0.5 / 0.25 / 0.1% FS accuracy by configuration. LCD, radio up to 5 km and battery life up to 12 months with data sent every 3–5 minutes. Modbus through the WI-MG-STD gateway.
Documentary basis: DYSCO / configuration technical documentation · Web revision 2026-10 · R3
WI family: LCD, radio up to 5 km and Modbus through WI-MG-STD. Sensor/module battery life up to 12 months with data sent every 3–5 minutes; gateway externally powered.
| Measurement principle | Piezoresistive; temperature compensation of zero and span |
|---|---|
| Selectable family ranges | From −1 bar and ranges from 0…0.1 to 0…1,000 bar; select nominal span |
| Accuracy options | 0.5 / 0.25 / 0.1% FS, according to configuration |
| Process connections | G¼ / G½ / ¼” NPT / ½” NPT / PT¼; DN50 / DN80 / DN100 |
| Process medium | Compatible liquids without solids or freezing |
| RF frequency | 430 MHz / 470 MHz, depending on variant |
|---|---|
| Available communications | WSN; GPRS on the cellular-equipped variant |
| Acquisition and transmission profile | Configurable; battery-life reference with data sent every 3–5 minutes |
| Modulation / access | GFSK / CSMA/CA |
| Power supply | 3.6 V battery; autonomy depends on sampling, transmission and battery |
|---|---|
| Operating temperature | −20 … +80 °C |
| Wetted parts | Stainless steel; verify fluid compatibility |
| Enclosure | Aluminum / IP67 according to configuration |
| Electrical entry | M20×1.5 or ½” NPT; IP68 direct cable on the applicable variant |
| Family compatibility | Every WI device is compatible with the WI-MG-STD gateway |
|---|---|
| Modbus interface | RS-485 / Modbus RTU through WI-MG-STD; not a direct Modbus sensor output |
| Wireless coverage | Up to 5 km with line of sight and suitable link conditions |
| Design objective | Designed to meet Class I, Division 2; verify unit marking and installation conditions |
| Local indication | LCD |
| Battery life | Up to 12 months with data sent every 3–5 minutes, depending on battery and use conditions |
| Battery-life conditions | Battery-life reference: data sent every 3–5 minutes. Internal sampling is configured separately |
Figures describe family options, not all available simultaneously. Confirm range, connection, materials, power and radio for the ordered unit.
Install depressurized and de-energized. Provide maintenance isolation; avoid severe vibration, flooding and strong electromagnetic sources.
The band and radio operation must match the variant and local installation regulations.
Front 83 mm; width with radio 115 mm; depth 112 mm; Ø84 / Ø76 mm. Height to connection 132 mm, excluding antenna height. Drawing shows M20×1.5; final connection is selected.
Figures describe family options, not all available simultaneously. Confirm range, connection, materials, power and radio for the ordered unit.
Every WI sensor and module is compatible with WI-MG-STD. Sensor / I/O → wireless link → WI-MG-STD → RS-485 / Modbus RTU → PLC, RTU or cloudLOGGER SCADA. The gateway provides the family Modbus interface.
cloudLOGGER SCADA ↗Industrial instrumentation ↗Modbus RTU is implemented on the gateway serial interface. Radio frequency and operation are verified for the installation country. If MQTT is required, it is provided at the integration layer, not claimed as a native sensor protocol.
Designed to meet Class I, Division 2. This design statement is not third-party certification; hazardous-area selection is verified against unit marking, documentation and installation conditions.
ISO/IEC 20922 ↗Modbus ↗IECEx ↗The page distinguishes model-datasheet data from common platform references. Performance of the proposed variant is confirmed against its configuration and current documentation.
Front 83 mm; width with radio 115 mm; depth 112 mm; Ø84 / Ø76 mm. Height to connection 132 mm, excluding antenna height. Drawing shows M20×1.5; final connection is selected. Figures describe family options, not all available simultaneously. Confirm range, connection, materials, power and radio for the ordered unit.
Specify the variable or signal, operating conditions, connection, power, authorized band, distance and monitoring platform. Model-specific ranges and interfaces are defined for the selected equipment.
Every WI sensor and module is compatible with WI-MG-STD. Sensor / I/O → wireless link → WI-MG-STD → RS-485 / Modbus RTU → PLC, RTU or cloudLOGGER SCADA. The gateway provides the family Modbus interface.
Yes. The preview and PDF are built in your browser from the same technical data as this page. The PDF includes the image, specifications, dimensional drawing, integration and contact details.
Designed to meet Class I, Division 2. This design statement is not third-party certification; hazardous-area selection is verified against unit marking, documentation and installation conditions.
