UMEF-U Type

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The model UMEF is designed under micro base, and it also specially designed as DC versa meter for process system, it features

1.Wide standard DC input ranges of over 10 voltage & current ranges as 0-20mA, 0-40mA or 0-10V , etc.
2.With button pressing rangeability for display scale to suit required engineering unit range from 0 to ±19999 units.

True Process DC rate monitor
Wide standard DC voltage & current input
Rangeable of display scale for engineering unit
High accuracy of 0.2%
Two wire application
4-1/2 digits of maximum 19999 counts
Display with supper rate LED

Accuracy (23 + 3℃) : 0.2% fs
Stability : Temperature coefficient < 50 ppm per degree C. Long term draft < 0.1% per year
Display & resolution : Maximum 19999 counts of 4-1/2 digits. 0.56” super rate LED
Response time : Sample rate 1 sec typically
Input resistance : > 1MΩ for voltage input, < 20Ω for current input
Input over : Maximum 1 ampere for current input, maximum 250V for voltage input
Noise rejection : CMRR > 120dB, NMRR > 100dB
Common mode voltage : 2kV rms / 1 minute
Temperature condition :
- Operating range -10 to 55℃, 0 to 99% RH non-condensed
- Storage range -25 to 70℃, 20-99% RH non-condensed
Auxiliary power : AC / DC version < 3.5VA, DC option version ±20% < 5 watts