description Technical Overview
Zedeyes 122AA Capsule Pressure Gauge
The Zedeyes 122AA is a robust low-pressure capsule pressure gauge featuring a heavy-duty brass connection, a full stainless steel enclosure, and a high-precision copper-alloy capsule sensing element. Specifically engineered for measuring low pressure, vacuum, or compound ranges in gaseous and dry air media, the Model 122AA provides an exceptional balance of mechanical strength and micro-pressure sensitivity down to 0–16 mbar.
Designed with a DIN-type openable bayonet bezel, the Zedeyes 122AA allows easy internal access for field recalibration and zero-point servicing. Its geometrically balanced dial design paired with a fine knife-edge pointer ensures crisp, effortless readability across medical, agricultural, and industrial gas monitoring applications.
Key Features & Benefits
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High-Sensitivity Capsule System: Precision copper-alloy capsule element captures ultra-low pressures starting at 0–16 mbar with reliable ±1.6% accuracy.
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DIN Openable Bayonet Case: Detachable SS304 stainless steel bezel enables convenient internal access for zero-point adjustments and field recalibration.
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Geometrically Balanced Dial & Fine Pointer: Optimized dial face typography and a thin pointer design minimize reading errors and enhance visual precision.
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Heavy-Duty SS304 Construction: Matte SS304 stainless steel case provides high impact resistance and long-term durability in industrial environments.
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Versatile Range Availability: Offered in positive pressure, vacuum, and compound ranges across two standard nominal sizes (63 mm and 100 mm).
Primary Applications
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Medical Equipment & Healthcare: Medical gas line monitoring, respiratory devices, and vacuum suction systems.
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Agricultural Machinery: Low-pressure air delivery systems, grain ventilation, and pneumatic agricultural equipment.
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Gas Utilities & Burner Controls: Low-pressure natural gas lines, burner manifold pressure, draft measurement, and blower testing.
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Dry Air & Cleanroom Monitoring: Precision low-pressure and draft monitoring for dry air and non-corrosive gases.
| Specification | Details |
|---|---|
| Nominal Sizes | 63 and 100 mm |
| Scale Range – NS 63 | 0–25 mbar to 0–1,000 mbar |
| Scale Range – NS 100 | 0–16 mbar to 0–1,000 mbar |
| Additional Ranges | Vacuum and compound ranges available |
| Pressure Limitation – Steady | 100% of full scale |
| Pressure Limitation – Fluctuating | 90% of full scale |
| Pressure Element | Copper-alloy capsule system |
| Permissible Ambient Temperature | −20 to +60 °C |
| Maximum Medium Temperature | +90 °C |
| Accuracy | ±1.6% of full scale |
| Window | Glass |
| Case | Matte SS304 |
| Movement | Copper alloy |
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