Air Systems Panel Mounted Airline Monitor Carbon Monoxide Intrinsically Safe CO-91PMIS
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Air Systems Panel Mounted Airline Monitor Carbon Monoxide Intrinsically Safe CO-91PMIS
The CO-91PMIS panel mounted airline monitor is designed for industrial safety professionals seeking reliable carbon monoxide detection in Grade-D breathing air systems. This intrinsically safe carbon monoxide monitor ensures continuous air quality monitoring with high-intensity audible alarms, making it essential for hazardous environments requiring strict gas safety compliance.
Key features
- Intrinsically safe design with CSA approval for hazardous locations
- High-intensity 120 dBA audible alarm for immediate alert
- Compatible with existing Grade-D breathing air systems for retrofit applications
- Durable powder-coated steel construction for wall mounting
- Operates on 9 VDC power for intrinsic safety compliance
- Available with CO and Oxygen (O2) monitoring options
- Includes 115 VAC power cord for standard units
Ideal applications
- Industrial facilities requiring continuous carbon monoxide monitoring
- Confined space entry and hazardous environment air quality control
- Breathing air systems in manufacturing plants and processing sites
- Safety monitoring in oil, gas, chemical, and utility industries
- Retrofitting existing Grade-D breathing air systems for enhanced safety
Why buyers choose this product
The CO-91PMIS monitor offers dependable carbon monoxide detection with intrinsic safety certification, ensuring worker protection in explosive atmospheres. Its clear audible alarm and robust construction provide confidence in critical air quality monitoring, while easy wall mounting and retrofit compatibility simplify installation and maintenance.
Specifications
| Brand | Air Systems |
| Product type | Panel mounted airline monitor |
| Gas monitored | Carbon monoxide (CO) |
| Safety rating | Intrinsically safe, CSA approved |
| Alarm type | High intensity audible alarm (120 dBA) |
| Power supply | 9 VDC (intrinsically safe version), 115 VAC (standard) |
| Construction | Powder coated steel |
| Mounting | Wall mount |
| Compatibility | Retrofit for Grade-D breathing air systems |
This intrinsically safe CO airline monitor is engineered for dependable use in demanding industrial environments, providing critical air quality monitoring to protect workers and ensure compliance.
MFG Part #: CO-91PMIS
| Product Type | Allegro |
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Shipping
We Ship Internationally - We can ship to virtually any address in the world, with some restrictions on certain products.
Standard Delivery: Ground shipping typically delivers in approximately 5 business days from our Columbus, OH warehouse.
Expedited Options Available:
- Priority and Expedited handling speeds up processing
- Overnight shipping available (guaranteed) - must order by phone before 12pm EST M-F
- Some items ship "Manufacturer Direct" and cannot be expedited
Important: Inspect your delivery before signing! Note any damage on the shipping document.
Returns Policy
30-Day Return Window: Most new, unopened items can be returned within 30 days for a full refund.
Non-Returnable Items:
- Made-to-order fall protection products
- Used vacuums, respirators, gas monitors, or air scrubbers
- Calibration gas (hazardous material)
- PAPR and specialty respiratory items (non-stock)
Restocking Fee: 30% restocking fee or shipping costs apply if return is due to buyer error.
Refund Timeline: Expect refunds within 4 weeks, though many are processed faster.

