VFG54+ Basic Modbus
Contact sensor with Modbus RS485 interface for temperature measurement (cold or hot water) on pipes and other curved surfaces. Designed for connection to superior controls systems. Spring-loaded brass contact sensor for a fast response. A hinged cover and tool-free wiring as well as removable cable entries ensure a quick and easy installation.
| Measured values | temperature |
|---|---|
| Network technology | RS485 Modbus, RTU or ASCII, half-duplex, baud rate 9.600, 19.200, 38.400 or 57.600, parity none, even or odd |
| Power supply | 15..24 V = (±10%) or 24 V ~ (±10%) SELV |
| Power consumption | max. 0,7 W (24 V =) | 1,8 VA (24 V ~) |
| Measuring range temp. | -35..+120 °C |
| Operating temperature range | permissible working temperature, sensor pocket | holder -35..+120 °C, enclosure: -35..+70 °C |
| Accuracy temperature | ±0,5 K (typ. at 21 °C within default measuring range) |
| Enclosure | enclosure USE-S, PC, pure white |
| Protection (IP) | IP65 according to EN 60529, SI-Protection (not possible for electronic Sensors) |
| Cable entry | Flextherm M20 for wire Ø=4,5..9 mm, removable |
| Electrical connection | removable plug-in terminal, max. 2,5 mm² |
| brass, spring loaded sensor | |
| Ambient condition | max. 85% rH short term condensation |
| Mounting | along the pipe or sideways |