Product Manual

1
TWTG R&D B.V. 2019 V1.5
Product Information
Specifications
Product name LoRa Valve Sensor
Product frequency 868 MHz / 915 MHz
Model name VS-915-01-QT02
Sensor working principle Detection of close or open state change of 1/4 turn ball
valves
Operating temperature -40 °C ≤ Ta ≤ 80 °C
IECEx explosion rating IS Class I, Division 1, Group C, D T4
Class I, zone 1 AEx/Ex ia IIB T4 Gb
Water & dust resistance IP65
Power supply Battery powered
Product dimensions 96 x 64 x 40 mm
Conditions The sensor must be calibrated on final location in installed
position. Keep metal objects and/or magnetic fields away
from the sensor during and after calibration.
When the sensor is moved or has been displaced a
calibration is required
40
96
64
Fig. 1: Product dimensions