Ammonia Leak Detection System


In response to today's ever-increasing demand for speed, accuracy and performance Manik Engineers has introduced the Ammonia Leak Detection system for Cold Chain Solutions. The Manik Ammonia Leak Detection system provides precise, stable readings and even in demanding environments is simple to operate, fast, reliable and built to las. We supply Ammonia Leak detection system in various countries like Vietnam, Indonesia, Malaysia, Philippines, UAE, Saudi Arabia, Egypt, South Africa, Sudan, and Peru



Three Level Alarm for each channel
First 'Contamination'at 50 ppm
Second 'Early Warning' at 150 ppm
Final'Alarm' at 250 ppm
These alarms have been designed as per international

• Single point and mulitpoint Alarm Units
• Operates on 230VAC, 50Hz, with inbuilt power supply for Ammonia Transmitters
• In-built Alarm Hooter
• LED Indication for Each Channel Contamination,
• Early Warning and Alarm Status • Overload protected
• Robust case for long life in harsh environments
• Continuous monitoring • Low zero point drift
• Stable Positioning• Long life sensor
• Easy maintenance / calibration • Reverse polarity protected
• 4 – 20 mA analog signal output from Transmitter
• 7' TFT Color touch screen graphic display
• Set point and relay output for individual channel.
• SMS alert on 5 phones
• LAN / Rs485 modbus protocol PLC / SCADA interface


Minimum detectable concentration 10 ppm
TWA value 50 ppm
Serious irritation level 250 ppm
Limit to tolerable breathing 500 ppm


Resolution1 ppm1 ppm
Operating Temperature0°C —> 50°C0°C —> 50°C
Measuring Range0 to 300 ppm / 0 to 1000 ppm0 to 300 ppm / 0 to 1000 ppm
Supply Voltage230VAC, 50Hz,230VAC, 50Hz,
Transmitter Power Supply24 VDC inbuilt / External provided with unit24 VDC inbuilt / External provided with unit
Display16X2 Lines LCD Display7″ TFT Display
Sensor Open CircuitIndicated by “Open”Indicated by “Open”
Environmental SpecificationsIP 54IP55
Sensor elementSemi-conductor / ElectrochemicalSemi-conductor / Electrochemical
Instrument Accuracy0.5% of full range0.5% of full range


The overall performance of the instrument is obtained by combining the stated accuracy and any uncertainty due to the measurement process.


Dimensions and Weight :

Dimensions (mm) (H x W X D)Weight
IP-65300 x 250 x 1102.5 kg
Panel Mounting (Cutout)207 x 157 x 1502.8 kg
Panel400 x 420 x 25016.6 kg
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