Over-Range Indication; Thermocouple Sensor - Extech Instruments MA1500 User Manual

General Specifications
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Clamp jaw opening 52mm (2.0") approx.
Display
Dual 40,000/4,000 count backlit LCD
Continuity check Threshold 25 to 60; Test current < 0.5mA
Diode test Test current of 0.3mA typical;
Open circuit voltage 2.8VDC typical
Low Battery indication Battery symbol is displayed

Over-range indication

'OL' display
Measurement rate
2 readings per second, nominal
Peak detector >1ms

Thermocouple sensor

Type K thermocouple required
Input Impedance 10M (VDC and VAC)
AC bandwidth 50 to 400Hz (AAC and VAC)
AC response True rms (AAC and VAC)
Crest Factor 3.0 in 400A range, 1.4 in 1000A range (50/60Hz and 5% to 100% of
range)
Operating Temperature 5C to 40C (41F to 104F)
Storage Temperature -20C to 60C (-4F to 140F)
Operating Humidity Max 80% up to 31C (87F) decreasing linearly to 50% at 40C
(104F)
Storage Humidity <80%
Operating Altitude 2000meters (7000ft.) maximum.
Battery One (1) 9V Battery (NEDA 1604)
Auto power OFF
After approx. 30 minutes
Dimensions & Weight 294x105x47mm (11.57x4.13x1.85"); 536g (18.9 oz)
Safety For indoor use and in accordance with the requirements for double
insulation to IEC1010-1 (2001): EN61010-1 (2001) Overvoltage
Category IV 600V and Category III 1000V, Pollution Degree 2.
Approvals
CE
GlobalTestSupply
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