SMART TRANSMITTER / GAS DETECTOR SD-1RI (TYPE HS)
The Riken Keiki SD-1RI (Type HS) Smart Transmitter / Gas Detector line of smart transmitters features state-of-the-art gas detectors with durable flameproof enclosure, best operability and maximum safety, especially in hydrogen/acetylene atmospheres.
A simple magnetic control key is placed over clear marked positions on the surface plate to test and adjust the instrument without opening the transmitter.
The built-in microprocessor features self-diagnosis functions and automatic zero setting to minimize maintenance work and costs compared to other sensors.
Dual alarm contacts or trouble alarm contacts are provided for activation of external buzzer or alarm light. Powered by 24VDC, the unit has a 4-20mA output for communication to external controllers, for external readouts or alarming devices.
- Target gas: Combustible gas
- Sampling method: Diffusion
- Measuring range: 0-100 %LEL (0.5%LEL/digit)
- Alarm set point: 25% LEL
- Display: Gas alarm display ALM lamp on (red), Fault alarm display FAULT lamp on (yellow)
- Power source: 24 VDC (17 – 26.4 VDC)
- Dimensions: Approx. 148 mm (W), 161 mm (H), 88 mm (D) (projection portions excluded)
- Weight: Approx. 2.0 kg
- Operating temperature & humidity: -20 - +60℃ (at a constant condition) 95% RH (Non-condensing)
