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£105.70 Inc VAT: £126.84
The Amprobe AM-540 Advanced HVAC Multimeter is specifically designed for the more demanding HVAC applications. The AM-540 measures a complete range of electrical parameters and key functions such as dual thermocouples for taking differential temperature measurements, low pass filter to take accurate measurements on variable frequency drives and capacitance to check motor startup capacitors. It also features micro amps for flame sensor troubleshooting, and a complete range of electrical parameters. With built-in flashlight and VolTect ™ non-contact voltage detection, the AM-540 is the choice multimeter for a professional HVAC technician.
| Parameter | Range | Best Accuracy |
| AC Voltage | 6.000 V, 60.00 V, 600.0 V, 1000 V | /- (1.0 % rdg 3 LSD) @ 45 Hz to 400 Hz, 0 V to 600 V |
| DC Voltage | 600.0 mV, 6.000 V, 60.00 V, 600.0 V, 1000 V |
/- (0.5% rdg 2 LSD) @ 6 V to 600 V ranges |
| AC Current | 600.0 μA, 6000 μA, 60.00 mA, 500.0 mA, 10.00 A |
/- (2.0% rdg 5 LSD) @ 45 Hz to 400 Hz |
| DC Current | 600.0 μA, 6000 μA, 60.00 mA, 500.0 mA, 10.00 A |
/- (1.5% rdg 3 LSD) |
| Frequency | 60.00 Hz, 600.0 Hz, 6.000 kHz, 60.00 kHz, 600.0 kHz, 6.000 MHz, 60.00 MHz |
/- (0.1% rdg 3 LSD) |
| Resistance | 600.0 Ω, 6.000 kΩ, 60.00 kΩ, 600.0 kΩ 6.000 MΩ 60.00 MΩ |
/- (1.0% rdg 2 LSD) @ 6 kΩ to 600 kΩ ranges |
| Capacitance | 60.00 nF, 600.0 nF, 6.000 μF, 60.00 μF, 600.0 μF, 6000 μF, 60.00 mF |
/- (3.0% rdg 5 LSD) @ 600 nF to 60 μF ranges |
| Temperature | -40 ⁰F to 1832 ⁰F -40 ⁰C to 1000 ⁰C |
/- (1.0% rdg 12) @ >104 ⁰F to 752 ⁰F /- (1.0% rdg 8) @ >40 ⁰C to 400 ⁰C |
| Number of Temp Inputs | Dual Thermocouple | |
| Duty Cycle | 10.00% to 90.00% | /- (1.2% rdg 30 LSD) @ 5 Hz to 2 kHz |
The Calibration Centre Ltd, Unit 1 Antom Court, Tollgate Drive, Tollgate Industrial Estate, Stafford, ST16 3AF
Telephone: 01785 600691
Company Registration No: 04489557
VAT No: 758241516
