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The items were just as described. Delivery was fast.
Mar.20.2025

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Mar.20.2025
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I’ve bought tons of things from OKWISHING! I’ve always had a great experience with them. Love the fits, price and speed! I recommend OKWISHING to everyone who will listen!
Mar.09.2025

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RTTPP Custom Made Fixed RS485 4-20ma Gas Tester Ethylene Ammonia Methane NH3 CH4 LPG Smart Sensor Gas Leak Detector
$168$216.83-22.52%
Accuracy:
Single Fixed Gas Detector
Measurement Range:
CO2 (0-1/5/20/50/1000)
H2 (0-1000PPM)
CL2 (0-50PPM)
H2S (0-100/1000PPM)
VOC (0-100/1000/2000PPM)
NO2 (0-20PPM)
NH3 (0-100/500/5000PPM)
EX (0-100%LEL)
NO (0-250/2000PPM)
More or Customized
O2 (0-30%VOL)
HCL (0-50PPM)
PH3 (0-20PPM)
CO (0-500/1000/2000PPM)
SO2 (0-20/50PPM)
Quantity:
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Features
RTTPP Custom Gas Tester – Precision & Reliability for Industrial Safety
High-Accuracy Sensing
Equipped with advanced RS485 and 4-20mA output, this gas detector ensures real-time, precise monitoring of ethylene, ammonia, methane (CH4), LPG, and NH3. Industrial-grade sensors deliver ±1% deviation for critical safety applications.
Robust Custom Build
Features a durable ABS housing with IP65 waterproof rating, resistant to corrosion and extreme temperatures (-20°C to 50°C). CNC-machined sensor ports prevent leaks, ideal for harsh environments like refineries or chemical plants.
Smart Leak Detection
Auto-calibration and alarm thresholds (adjustable via PC software) enable proactive hazard response. Wide 0-100% LEL detection range covers combustible gases with zero false triggers.
Seamless Integration
Standard Modbus RTU protocol supports PLC/SCADA systems. 24V DC power input with reverse polarity protection for easy industrial panel mounting.
Multi-Scenario Use
Essential for oil/gas facilities, wastewater treatment, smart agriculture (livestock NH3 monitoring), and HVAC maintenance. Certified for ATEX Zone 2 hazardous areas.
Bulk Order Advantage
Direct-from-factory pricing with MOQ flexibility. Custom branding/OEM available for wholesalers. Ships with CE/RoHS documentation for global compliance.
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