11/ 2008
BENNING MM 7
12
2. Safety notes
Example safety note:
Electrical hazard!
Comply with the safety instructions!
Before using the BENNING MM 7, read the operating instructions carefully.
Always comply with the safety notes given in the operating instructions. This is
essential in order to avoid accidents and damage to the BENNING MM 7.
3. Contents of delivery
The following items make up the standard BENNING MM 7 package:
3.1 one BENNING MM 7,
3.2 one safety test lead, red (L = 1.4 m; tip Ø = 4 mm),
3.3 one safety test lead, black (L = 1.4 m; tip Ø = 4 mm),
3.4 one wire temperature sensor, type K
3.5 one adapter for wire temperature sensor
3.6 one protective rubber holster,
3.7 one magnetic holder with adapter and strap
3.8 one compact protection carrying case,
3.9 one 9-V block battery and two different fuses (integrated in the new unit
when it is supplied),
3.10 one set operating manual.
Note on optional accessory:
- Temperature probe (K-type) made of V4A tube
application: insertion probe for soft-plastic materials, liquids, gas and air
measuring range: - 196 °C up to 800 °C
dimensions: length = 210 mm, tube length = 120 mm, tube diameter =
3 mm, V4A (P.no. 044121)
Note on replaceable parts:
- The BENNING MM 7 contains fuses for overload protection:
One fuse rated 10 A rapid-acting (500 V), D = 6.35 mm, L = 32 mm (P.no.
749726) and one fuse rated 1 A rapid-acting (500 V), D = 6.35 mm, L = 32
mm (P.no. 749669).
- The BENNING MM 7 is powered by one 9-V block battery (IEC 6 LR 61 “micro”).
- The above mentioned safety cable ATL2 (tested spare part) are approved
in accordance with CAT III 1000 V and for a current up 10 A.
4. Description of unit
See fig. 1:
Front panel
The display and operating elements shown in fig. 1 are as follows:
Digital display,
for the measurement reading, bar graph and display for
overrange indication,
Polarity display,
Battery display,
appears when battery discharged,
RANGE button,
switchover between automatic and manual measuring
range,
REL button,
peak hold / relative value function,
MIN/MAX button,
storage of highest and lowest measurement value in
memory,
HOLD button,
Button (yellow),
display illumination,
Button (blue),
for DC voltage and current and AC voltage and current,
resistance measurement and/or diode testing, frequency measurement
and/or speed measurement (r.p.m),
Rotating switch,
for selecting measurement function.
Socket
(positive
1
) for V, Ω, Hz, ºC, ºF,
COM socket,
joint socket for measurement of current, voltage, resistance,
frequency, temperature, capacity, continuity and diode testing,
Socket
(positive), for mA range, for currents up to 400 mA,
Socket
(positive), for 10-A range, for currents up to 10 A,
Protective rubber holster
1
) The automatic polarity display for DC current and voltage refers to this.
5. General data
5.1 General data on multimeter
5.1.1 The digital display is designed as a 4 digit liquid-crystal indicator with 14 mm
digit height and decimal point. The highest value displayed is 4000.
5.1.2 The bar graph display consists of 82 segments.
5.1.3 The polarity indication
functions automatically. Only a polarity con-
