Mastech MS8253A User manual

Brand: Mastech

Model: MS8253A

Type: User manual

MS8253

Series

CAT I V

CAT III

If the equipment is used in a manner not specified

by the manufacturer, the protection provided by

the equipment may be impaired.

The multimeter meets the safety standards of

EN/UL/CSA 61010-1, 61010-2-030, 61010-2-033 for

electronic testing instruments. This meter meets

CAT III 1000V, CAT IV 600V installations and a pollution

degree of 2.

AC & DC (Both direct and Alternating Current)

Important safety information.

High voltage with danger.

Ground.

Double Insulation (Class II safety equipment).

Fuse must be replaced as per the specification herein.

AC (Alternating Current)

DC (Alternating Current)

Conforms to UL STD. 61010-1, 61010-2-030 and

61010-2-033; Certified to CSA STD. C22.2, NO. 61010-1,

61010-2-030 and 61010-2-033

CAT III

It is applicable to test and measuring circuits connected to

the distribution part of the building’s low-voltage MAINS

installation.

Accord with the related EU laws and regulations

CAT IV

It is applicable to test and measuring circuits connected at

the source of the building’s low-voltage MAINS installation.

(Only for MS8253D)

(Only for MS8253D)

1.0-99.9%

(Only for MS8253D)

To avoid electrical shock or personal injury, before

opening the battery cover to replace battery, you should

turn the meter off and make sure that the test probe is

disconnected from the measurement circuit.

WARNING

To avoid wrong readings, electric shock or personal

injury, when “ ”appears on the meter display, replace

the battery immediately.

Use only a fuse with specified amperage, fusing rated

value, voltage rated value and fusing speed

(F1:FF 600mA H 1000V, F2:FF 10A H 1000V)

Please follow below steps to replace battery or fuse:

5.1.1. Turn off the power supply of the meter.

5.1.2. Pull out all test probes from the input socket.

5.1.3. Loosen two screws on the fixed battery cover with

screwdriver.

5.1.4. Remove the battery cover.

5.1.5. Remove the old battery or damaged fuse.

5.1 Replacing the Battery and Fuse

5.1.6. Replace with a new battery with 9V (NEDA 1604,

6F22 or 006P ) or a new fuse.

5.1.7. Replace the battery cover and tighten the screws.

Note:

Pay attention to the polarity of the battery to avoid damage

to the meter

5.2 Replacing Test Probe

WARNING

If the test leads need to be replaced, you must use

a new one which should meet EN 61010-031

standard, rated CAT III 1000V / CAT IV 600V, 10A or

better.

If insulation on leads is damaged, replace it.

00-05-4366

(OnlyforMS8253D)

(OnlyforMS8253D)

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Mastech MS8253A User manual

Brand: Mastech

Model: MS8253A

Type: User manual

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