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E. Resistance

Range

Resolution

Overload Protection

Accuracy

Range

Resolution

Overload Protection

F. Continuity Test

Model DM-442B: OPERATING MANUAL

www.calcert.com

[email protected]

1.800.544.2843

Summary of Contents for DM-442B

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Page 8: ...allation Guide Computer Interface Software 1 piece 6 pieces AC220V 50Hz Power Cable 1 piece Table 1 1 Unpacking Inspection 4 5 6 7 Test Clip USB interface cable RS232C interface cable Alligator Clip 1...

Page 9: ...WLRQ WKDW XVHU VKRXOG SD DWWHQWLRQ WR Rules For Safe Operation Warning To avoid possible electric shock or personal injury and to avoid possible damage to the Meter or to the equipment under test adhe...

Page 10: ...r may deteriorate after dampened z z z z z z When using the test leads keep your fingers behind the finger guards Disconnect circuit power and discharge all high voltage capacitors before testing resi...

Page 11: ...ttery as it may leak when it has been using for some time replace the battery as soon as leaking appears A leaking battery will damage the Meter Under the influence of Radiated Radio Frequency Electro...

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Page 13: ...EDWWHU LFRQ LQ WKH PLGGOH OHIW DUHD RI Warning To avoid false readings which could lead to possible electric shock or personal injury replace the battery as soon as the battery icon appears The Meter...

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