Functional Replacement for Altek Model 134 & 134-2
- Calibrate Milliamp Instruments -Source & Read 0.00 to 24.00 mA & -25.00 to 125.0% of 4-20 mA -Simulate 2-Wire Transmitters; Power & Read 2-Wire Transmitters -Selectable 250 Ω resistor for HART compatibility