CMM-40 – USER MANUAL
4-20mA% loop measurement
0mA=-25%, 4mA=0%, 20mA=100%, 24mA=125%
12.2 Operating data
a) Measurement category in acc. with EN 61010-1 ..................................III 1000V
b) Ingress protection in acc. with EN 60529 ..................................................... IP67
c) Pollution degree ................................................................................................. 2
d) Power supply ............................................................................... one 9V battery
e) Diode test.......................................................................... I=0,9mA, U0=2,8V DC
f) Continuity test ............................................. I<0,35mA, sound signal for R<35Ω
g) Overrange indication ..................................................................... OL displayed
h) Crest factor ................................................................ ≤3 at full scale up to 500V
...................................................................decreasing linearly to ≤1,5 at 1000V
i) PEAK ............................................................................... captures peaks >1ms
j) Measurements rate.................................................2 times per second, nominal
k) Input impedance .......................................................~10MΩ VDC & ~9MΩ VAC
l) Display .....................................40,000 count backlit liquid crystal with bargraph
m) Store capacitance ........................................................................................ 2000
n) Size .......................................................................................... 187 x 81 x 55mm
o) Weight (includes holster) ............................................................................. 342g
p) Fuses ........................................ mA, µA ranges; 0.5A/1000V ceramic fast blow
............................................................... A range; 10A/1000V ceramic fast blow
q) Operating temperature ........................................... 0ºC to 40ºC (32ºF to 104ºF)
r) Storage temperature............................................. -20oC to 60oC (-4oF to 140oF)
s) Operating humidity .................................................. max 80% up to 31ºC (87ºF)
........................................................ decreasing linearly to 50% at 40ºC (104ºF)
t) Storage humidity ......................................................................................... <80%
u) Max. operating altitude ............................................................... 2000m (7000ft)
v) Auto power OFF ................................ 15 minutes (approx.) with disable feature
w) Enclosure .................................................................. double molded, waterproof
x) Compliance with the requirements specified in the following standards ............
.......................................................................................................... EN 61010-1
.................................................................................................. EN 61010-2-032
y) Quality standard ................................................................................... ISO 9001