With the assistance of our knowledgeable professionals, we are able to manufacture, export and supply an extensive assortment of Cng Gas Detector. Provided detector is precisely manufactured by making use of the superior grade basic material with the aid of pioneering methodology under the strict direction of our technocrats. It is extensively used at industrial plants, refineries, etc to detect the presence of harmful gas. Besides, this Cng Gas Detector can be availed from us at affordable rates.
Features:
Item | Model | NV-400/NV-410 | ||
Detection Principle | Hot wire semiconductor | |||
Gas Detected | NV-400: Town gas (Natural gas) NV-410: Town gas or Industrial gases | |||
Detection Points per Unit | Monitors 2 points per unit | |||
Detection Range | NV-400: O-100% LEL NV-410: As per specifications | |||
Concentration Indicator Alarm Set Value Indication Backlight Peak Hold Function (on alarm) | LCD bar-graph meter (53 dots x 2 lines) Direct reading scale (except NV-410) Yes Holds a peak value on alarm, which is canceled by the Reset | |||
Alarm Set Value(default value) | NV-400: 10% LEL for 1st stage, 24% LEL for 2nd stage NV-410: As per specifications | |||
Alarm Accuracy | +/-25% of Alarm Set Value (under identical conditions) | |||
Response Time | NV-400/410: 30s or less at 160% concentration of an Alarm Set Value (excluding sampling delay for extractive type) | |||
Alarm Indication | Individual alarm lamp latching | On alarm: Flashes red, lights up after the Buzzer Stop Complete lock (Turn off by the Reset after the level declined) | ||
Alarm Sound |
| On alarm: Intermittent buzzer, stops after the Buzzer Stop | ||
External Alarm Output | Individual alarm contact | 1a no-voltage (Contact capacity: 2A@100 V AC) | ||
Individual voltage output | 0-6-12V DC (20mA or less) | |||
Collective alarm contact | 1c no-voltage (Contact capacity: 2A@100V AC) | |||
Centralized monitor panel output | 0-6-12V DC (20mA or less) | |||
External buzzer contact | 1a no-voltage (Contact capacity: 2A@100V AC) | |||
External buzzer voltage output | Intermittent voltage signal (12V DC, 10mA or less) | |||
Alarm Delay | Selectable by a DIP switch (10s constant) | |||
Main Power Source | 85-264V AC | |||
Power Consumption | When using KD-14 | Diffusion type (15+3.5n)VA | ||
When using PD-14 | Extractive type (15+8n)VA | |||
Backup power source (only on models with a built-in backup a power supply) | Battery type | Sealed lead acid battery | ||
Overdischarge prevention function | Yes | |||
Battery life check function | Yes | |||
Battery voltage indication | 2-digit LED | |||
Exterior Color | Munsell 2.5 PB 7.0/1.0 |
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