MTL4042 – Precision 2-Wire Transmitter Power Supply
Safe Power for Hazardous Area Instruments
The MTL4042 delivers reliable power to 4-20mA transmitters in explosive areas. It repeats signals safely to control room equipment. Essential for process monitoring in oil refineries and chemical plants.
Key Benefits
- ⚡ Powers 2-wire transmitters (18V@20mA)
- ⚡ Ultra-fast 20ms response time
- ⚡ Works in Zone 0/Div. 1 areas
- ⚡ Handles loads up to 650Ω
- ⚡ Stable ±20μA accuracy
Technical Specifications
Output Voltage | 18-28V DC |
Current Range | 1.0-21.5mA |
Isolation | 250V AC |
Power Consumption | 1.2W @ 24V |
Temp Stability | <1μA/°C drift |
Expert Answers
- What transmitter types work with MTL4042?
All standard 2-wire 4-20mA transmitters. - How far can transmitters be located?
Depends on cable – up to 650Ω loop resistance. - Is external power needed?
No, powers transmitters directly (18V min). - Can it handle voltage spikes?
Yes, 250V isolation protects equipment. - What’s the operating temperature range?
-20°C to +60°C performance.
Package Contents
- 1x MTL4042 power supply
- Installation guide
- 12-month performance warranty
- Priority shipping available
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