Meriam ZM334 4-20 mA Loop Calibrator
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Meriam ZM334 is a 4-20 mA loop calibrator that sources and reads milliamp signals with ±0.025% accuracy, essential for transmitter testing and field calibration.
Product details
| Model | ZM334 |
| Manufacturer | Meriam |
| Category | Multifunction Calibrators |
| Availability | Made to order |
Description
Overview
The Meriam ZM334 is a compact, portable 4-20 milliamp loop calibrator designed for the testing and calibration of industrial transmitters and control systems. It sources and reads milliamp signals with exceptional accuracy, making it essential for field technicians and laboratory personnel working with process instrumentation.
Key Features
- Source 0.00 to 24.00 mA (-25.0% to 125.0% of 4-20 mA range)
- Read 0.00 to 52.00 mA (-25% to 300.0% of 4-20 mA range)
- Accuracy better than ±0.025% (±½ LSD)
- EZ-Check buttons for direct access to 4.00 mA and 20.00 mA with ±0.005 mA accuracy
- Simulate 2-wire transmitters
- Power and measure 2-wire transmitters simultaneously
- Large, high-contrast graphic display
- Protective rubber boot for field durability
- Powered by 4 standard AA alkaline batteries
Applications
- Calibration and testing of 4-20 mA industrial transmitters
- Process control system commissioning and validation
- Field maintenance and troubleshooting
- Laboratory pressure and temperature transmitter verification
- 2-wire transmitter simulation and diagnostics
Specifications
| Source Range | 0.00 to 24.00 mA |
| Read Range | 0.00 to 52.00 mA |
| Accuracy | ±0.025% (±½ LSD) |
| EZ-Check Accuracy | ±0.005 mA at 4.00 and 20.00 mA |
| Display | Graphic LCD, high contrast |
| 2-Wire Transmitter | Simulate, power, and measure |
| Power Source | 4 AA alkaline batteries |
| Housing | Protective rubber boot |
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Meriam ZM334 4-20 mA Loop Calibrator
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