Designed for HVAC/R electrical troubleshooting, this compact True RMS clamp-on DMM measures voltage and amperage with Bluetooth connectivity for the TPI View app. It also features in-rush current measurement and non-contact voltage detection through the jaw for motor start-up checks and field safety.
Designed for HVAC/R electrical troubleshooting, this compact True RMS clamp-on DMM measures voltage and amperage with Bluetooth connectivity for the TPI View app. It also features in-rush current measurement and non-contact voltage detection through the jaw for motor start-up checks and field safety.
The TPI 285 is a compact True RMS clamp-on DMM built for HVAC/R technicians. With Bluetooth LE it pairs with the TPI View app, so you can test amperage draw on blower motors under normal operating conditions with the furnace door closed, instead of wrestling it open in poor light. True RMS delivers precise voltage and amperage readings, In-Rush Current measurement captures motor start-up, and Non-Contact Voltage detection through the jaw adds safety and convenience.
A backlit dual display keeps readings clear in any lighting, and the meter also handles Frequency with Duty Cycle, Min/Max/Avg recording, Temperature, Capacitance, and DC microamps. Rated CAT IV 600 V for demanding environments, the TPI 285 works with the TPI View app to display live readings, save measurements, and create GPS-tagged reports you can email or print to the optional A711BT printer.
Features
Applications
| Measurement Specifications | ||||||||||||||||||||||||
| AC Current |
Frequency: 45 Hz to 450 Hz Overload protection: 600 A AC maximum Note: measured with the clamp; accuracy is with the conductor centered in the jaw within ±5% of center. |
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| AC Voltage |
Frequency: 45 Hz to 450 Hz Input impedance: 10 MΩ |
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| DC Voltage |
Input impedance: 10 MΩ |
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| DC Microamps |
Overload protection: 1.2 kΩ / PTC protected (self-resettable) Note: measured with test leads. |
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| Resistance |
Overload protection: 600 V DC / 600 V AC peak |
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| Continuity | Threshold to audible beep: approximately <7 Ω Overload protection: 600 V peak |
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| Diode Test | Test voltage: approximately 2.6 V Test current: approximately 1 mA Overload protection: 600 V peak Measures the approximate forward bias of the diode and beeps when shorted. |
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| Capacitance |
Overload protection: 600 V DC / 600 V AC peak |
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| Frequency |
Overload protection: 600 V DC / 600 V AC peak |
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| Duty Cycle |
Overload protection: 600 V DC / 600 V AC peak |
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| Temperature |
Overload protection: 600 V DC / 600 V AC peak |
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| Non-Contact Voltage | Detects AC voltage greater than 50 V. Audible and visual indication. | |||||||||||||||||||||||
| General Specifications | ||||||||||||||||||||||||
| Display | 6000 count dual display LCD with backlight | |||||||||||||||||||||||
| Bluetooth LE | 4.2 | |||||||||||||||||||||||
| Maximum Voltage to Ground | 1000 V DC / 750 V AC | |||||||||||||||||||||||
| Battery Type | 9 V alkaline (NEDA 1604) | |||||||||||||||||||||||
| Battery Life | Approximately 90 hours (no backlight or Bluetooth) | |||||||||||||||||||||||
| Environmental Conditions | Operating temperature: 32°F to 113°F (0°C to 40°C) Storage temperature: -4°F to 140°F (-20°C to 60°C) Relative humidity: 80% non-condensing Altitude: 6562 feet maximum (2000 meters maximum) |
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| IP Rating | IPX0 per IEC 60529 | |||||||||||||||||||||||
| Dimensions | 9.9 x 2.5 x 1.4" (252 x 64 x 36 mm) | |||||||||||||||||||||||
| Weight | 0.79 lbs (358 g) | |||||||||||||||||||||||
| Safety & Compliance | ||||||||||||||||||||||||
| Overvoltage Category | CAT III 750 V AC / 1000 V DC; CAT IV 600 V AC/DC; Pollution Degree 2 (IEC 61010-1, UL 61010-1) | |||||||||||||||||||||||
| Agency Approvals | cULus Listed (E188344); CE; UKCA | |||||||||||||||||||||||
| FCC ID | QOQBGM113 | |||||||||||||||||||||||
| Industry Canada ID | 5123A-BGM113 / 209-J00204 | |||||||||||||||||||||||
| Measurement Specifications | ||||||||||||||||||||||||
| AC Current |
Frequency: 45 Hz to 450 Hz Overload protection: 600 A AC maximum Note: measured with the clamp; accuracy is with the conductor centered in the jaw within ±5% of center. |
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| AC Voltage |
Frequency: 45 Hz to 450 Hz Input impedance: 10 MΩ |
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| DC Voltage |
Input impedance: 10 MΩ |
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| DC Microamps |
Overload protection: 1.2 kΩ / PTC protected (self-resettable) Note: measured with test leads. |
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| Resistance |
Overload protection: 600 V DC / 600 V AC peak |
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| Continuity | Threshold to audible beep: approximately <7 Ω Overload protection: 600 V peak |
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| Diode Test | Test voltage: approximately 2.6 V Test current: approximately 1 mA Overload protection: 600 V peak Measures the approximate forward bias of the diode and beeps when shorted. |
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| Capacitance |
Overload protection: 600 V DC / 600 V AC peak |
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| Frequency |
Overload protection: 600 V DC / 600 V AC peak |
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| Duty Cycle |
Overload protection: 600 V DC / 600 V AC peak |
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| Temperature |
Overload protection: 600 V DC / 600 V AC peak |
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| Non-Contact Voltage | Detects AC voltage greater than 50 V. Audible and visual indication. | |||||||||||||||||||||||
| General Specifications | ||||||||||||||||||||||||
| Display | 6000 count dual display LCD with backlight | |||||||||||||||||||||||
| Bluetooth LE | 4.2 | |||||||||||||||||||||||
| Maximum Voltage to Ground | 1000 V DC / 750 V AC | |||||||||||||||||||||||
| Battery Type | 9 V alkaline (NEDA 1604) | |||||||||||||||||||||||
| Battery Life | Approximately 90 hours (no backlight or Bluetooth) | |||||||||||||||||||||||
| Environmental Conditions | Operating temperature: 32°F to 113°F (0°C to 40°C) Storage temperature: -4°F to 140°F (-20°C to 60°C) Relative humidity: 80% non-condensing Altitude: 6562 feet maximum (2000 meters maximum) |
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| IP Rating | IPX0 per IEC 60529 | |||||||||||||||||||||||
| Dimensions | 9.9 x 2.5 x 1.4" (252 x 64 x 36 mm) | |||||||||||||||||||||||
| Weight | 0.79 lbs (358 g) | |||||||||||||||||||||||
| Safety & Compliance | ||||||||||||||||||||||||
| Overvoltage Category | CAT III 750 V AC / 1000 V DC; CAT IV 600 V AC/DC; Pollution Degree 2 (IEC 61010-1, UL 61010-1) | |||||||||||||||||||||||
| Agency Approvals | cULus Listed (E188344); CE; UKCA | |||||||||||||||||||||||
| FCC ID | QOQBGM113 | |||||||||||||||||||||||
| Industry Canada ID | 5123A-BGM113 / 209-J00204 | |||||||||||||||||||||||