Brymen BM839 User Manual page 15

GENERAL SPECIFICATION
Display: 3-5/6 digits 6,000 counts & 4-1/2 digits 20,000 counts max
Polarity: Automatic
3-5/6 digits Update Rate: 5 per second nominal
4-1/2 digits Update Rate: 5 per second nominal
61 Segments Bar graph Update Rate: 40 per second max
Operating Temperature: -10C to 50C
Relative Humidity: Maximum relative humidity 90% for temperature up to 28C
decreasing linearly to 50% relative humidity at 50C
Pollution Degree: 2
IP Rating: IP40
Storage Temperature: -20C to 60C, < 80% R.H. (with battery removed)
Altitude: Operating below 2000m
Temperature Coefficient: nominal 0.1 x (specified accuracy)/ C @(-10C ~ 18C or
28C ~ 50C), or otherwise specified
Sensing: AC True RMS
Safety: ETL certified per IEC/UL/EN61010-1 Ed. 3.0, IEC/UL/EN61010-2-030 Ed. 1.0,
IEC/UL/EN61010-2-033 Ed. 1.0, IEC/UL/EN61010-031 Ed. 1.1 and the corresponding
CAN/CSA-C22.2 regulations to Measurement Categories:
CAT III 1000 V AC & DC and Category IV 600V AC & DC
Overload Protections:
µA & mA: 0.4A/1kV DC/AC rms, IR 30kA, F Fuse; or better
A: 11A/1kV DC/AC rms, IR 20kA, F Fuse; or better
V: 1100V DC/AC rms
mV,  & Others: 1000 V DC/AC rms
Transient Protection: 8kV (1.2/50s surge)
E.M.C.: Meets EN61326-1:2013
ACV of Model 836, in an RF field of 1V/m:
Total Accuracy = Specified Accuracy + 30 digits
Performance above 1V/m is not specified
All Other Functions, in an RF field of 3V/m:
Total Accuracy = Specified Accuracy + 150 digits
Performance above 3V/m is not specified
Power Supply: Four Alkaline AA batteries (IEC LR6)
Power Consumption: 8mA typical for VFD ACV
Low Battery: approx. 4.6V
APO Timing: Idle for 20 minutes
; 6.5mA typical for other functions
+Hz
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