کالیبراتور H787

Specification:
*The H787 ProcessMeter is a portable test tool with power supplied by the battery.  

 Besides all the functions featured by the multimeter, it can also service

and verify field instruments with steady current or linear changing current,

and can provide loop power with voltage higher than 24V.

* The H787 ProcessMeter complies with EN61010, ANSI/ISA S82.01-1994

 and CAN/CSA C22.2 No.1010.1-92. It is rated 1000 V Overvoltage Category Ⅲ.

* The maximum voltage between the measuring terminal and the earth is respectively 1000V DC,

 700V AC. 1000V CAT III; class of pollution: 2

* 40000 counting, auto/manual range, basic sampling rate: 2.5 times/sec.

* Indicator of over-range: -OL-.

* When the total voltage of battery lower than about 6V, the symbol     appears.

* Rechargeable triple A battery 6X1.2V.

* Work Temperature:0℃～30℃ (relative humidity 0～80％)

31℃～51℃ (relative humidity 0～50％)

* Storage Temperature:－20℃～60℃ (relative humidity <=80%)

*Sea Level Height: Work below 2000m

                 Storage below 10000m

*Volume: 200mm X 100mm X 40mm

*Weight: about 600g

Source Output Model:

Range: 0mA-24mA.

Accuracy: ± (0.05% of reading +5 counts), resolution: 1uA.

Circuit Voltage: standard 24Vdc。

Load Capacity: 1K resistance when the voltage of battery pack>6V.

Analog Output Model:

Range: 0mA-24mA。

Accuracy: ± (0.05% of reading +5 counts), resolution: 0.001mA.

Loop Voltage: standard 24Vdc, maximum 30Vdc, minimum 12V.

Load Capacity: deduct 2.5V from the circuit voltage

LOOPPOWER Model:

Voltage: 28V±5%。

Current-limiting Protection: 25mA. (no short circuit as far as possible)