Model 444
OEM Indicators
Model 444 – Differential Pressure Indicator offers a simple, yet functional design for use with filters, Strainers, etc…
This competitively priced indicator makes the perfect alternative to more costly Differential Pressure gauges where readability, small size and price are important considerations.
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Product Features/Benefits
- Competitively Priced
- Rugged Piston Type design Sensing Element
- Weather Resistant & Corrosion Resistant
- 1 Year Warranty
- For complete model details See BULLETIN_444_OEM
- Installation and Operation Manual See Bulletin IOM_444_OEM
- For complete model details See Bulletin_444.pdf
Specifications / Configuration
- Dial Scale Range: 0-5 PSID to 0-25 PSID (0-0.35 bar to 0-1.7 bar)
- Differential Full Scale Ascending Accuracy ±5% (ASME B40.1 Grade D)
- Indication: Green / Red Sliding Indicator with Nylon Lens
- Working Pressures up to 300 PSIG (20 Bar)
- Operating Temp -40ºF to +200ºF (-40ºC to +93ºC)
- Material of Construction of Body – Glass Filled Nylon (GFN) (Wetted Part)
- Internal wetted parts-316 Stainless Steel & GFN
- Direct Mounting: Slotted Hex Bolt, 3/8”-24 UNF, 1.75 Center line Spacing
- Elastomers: Buna-N and Viton
Common Applications
- Filter Monitoring
- Strainer Monitoring
The Mid-West Advantage
- 5 year warranty
- 30 + Years Hazardous Location product manufacturer.
- OEM and Private Label Capabilities
- Fast on-time Deliveries
- Friendly Customer Support
- Certified Quality System CSA B51-09 SAI GLOBAL
The Mid-West Advantage
- 30 + Years Hazardous Location product manufacturer.
- OEM and Private Label Capabilities
- Fast on-time Deliveries
- Friendly Customer Support
- Certified Quality System CSA B51-19 SAI GLOBAL
Model 444Documents
OEM Indicators “Piston Type”
| Model No. | Differential Pressure Range | Accuracy | Working Pressure | Electrical Available | Specifications | Installation/ Operation Manual | Electrical IOM | Drawing |
|---|---|---|---|---|---|---|---|---|
| Model 126 | 0-5 PSID to 0-20 PSID | ±5% | 3,000 PSI | Available CE Marked to LVD & RoHS | N/A | N/A | ||
| Model 127 | 0-25 PSID to 0-100 PSID | ±5% | 3,000 PSI | Available CE Marked to LVD & RoHS Directives | N/A | N/A |
OEM Indicators “Diaphragm Type”
| Model No. | Differential Pressure Range | Accuracy | Working Pressure | Electrical Available | Specifications | Installation/ Operation Manual | Electrical IOM | Drawing |
|---|---|---|---|---|---|---|---|---|
| Model 146 | 0-3 PSID (0-50" H2O) to 0-30 PSID | ±5% | 1,000 PSI | Electrical Enclosures Weather-Resistant, NEMA 4X | N/A | N/A | ||
| Model 444 | 0-5 PSID to 0-30 PSID | ±5% | 300 PSI | None available | N/A | N/A | N/A | |
| Model 522 (OEM)OEM | 0-5 PSID to 0-50 PSID | ±5% | 1,000 PSI | Available CE Marked to LVD & RoHS Directives, SPST & SPDT Switches | N/A | N/A | N/A | N/A |
| Model 555 (OEM)Tri-Color | 0-3.5 PSID to 0-43 PSID | ±5% | 300 PSI | Not Available | N/A | N/A |
