petrochemical fire alarm — Wanlin Fire, Chinese LoRaWAN fire alarm equipment manufacturer and exporter by Wanlin Manufacturing Group, WL-LW-MS500 LoRaWAN Multi-Sensor Fire Detector with true dual optical smoke + A1R rate-of-rise heat sensing, EN54-5/7/11/25 certified, IN865-867 MHz LoRaWAN, 15km wireless range, 10-year battery life, IP65 weatherproof. Compl···
0-10V output direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP300 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC/QCVN. Key specs: Addressable Fire Alarm Control Panel + Loop Controller + 4G LTE Cat.1 + Touchscreen Display + CAN Bus, 4G LTE Cat.1 + IoT Cloud Platform + Addressable Loop (252 devices/loop) + RS485 + Modbus ···