Extech Instruments MultiMaster MM560 User Manual page 10

Auto Power Off: After 17 minutes of inactivity with no input signal.
Safety: The MultiMaster™ Series meters are intended for indoor
use and are protected, against the users, by double
insulation per EN61010-1 and IEC61010-1 2nd Edition
(2001) to CAT III 1000V & CAT IV 600V. The meter (all
versions) also meets UL3111-1(1994)* and CSA C22.2 No.
1010-1-92* to CAT III 1000V.
MM560 Terminals (to COM) ratings:
V :
A / mAµA : CATEGORY III AND CATEGORY IV* 500
MM570 Terminals (to COM) ratings:
V/A/uAmA: CATAGORY III 1000 Volts and CATAGORY IV*
*Category IV safety standard (for DMMs) was first released in
IEC61010-1 2nd Edition in year 2001, and was yet an UL published
standard at the time this manual was written.
E.M.C.: Meets EN61326(1997, 1998/A1), EN61000-4-2(1995) and
EN61000-4-3(1996). Also meets former standards EN55011
(1991) and EN50082-1(1997)
In an RF field of 3V/m: Capacitance function is not specified
Other function ranges: Total Accuracy = Specified Accuracy +
30 digits. Performance above 3V/m is not specified
Overload Protection:
µA/mA: 0.63A/500V F, IR 200kA, fuse for MM560
1A/1000V F, IR 10kA (acceptable alternative;
0.44A/1000V IR 10kA) fuse for MM570
A : 12.5A/500V F, IR 20kA, for MM560
15A/1000V F, IR 10kA (acceptable alternative; 11A/1000V
IR 20kA) fuse for MM570
V, Ω other:
Transient Protection
Dimension: 7.32 x 3.43 x 1.4" with holster (186mm x 87mm x 35.5mm)
Weight: 15.17 oz. with holster (430g)
Power consumption during auto power off; 20µA
CATEGORY III 1000 VOLTS AC & DC, AND
CATEGORY IV* 600 VOLTS AC & DC.
VOLTS AC AND 300 VOLTS DC.
600V AC & DC
600VDC/VAC for MM560
1050V rms, 1450V peak for MM570
8kV (1.2/50µs surge)
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