Specifications

432E2210.fm/2
5 avril 2004
Panel instruments
72 x 72 UM100 digital voltmeters
055793-41
Function
The UM100 is a digital voltmeter designed to measure AC voltages. It provides front
panel readings on switchboards and is not equipped for communication.
A single device covers all alternating voltages from 0 to 690 V.
Characteristics
Electrical characteristics
Type of measurement rms up to the 9th harmonic
Measured voltage without voltage transformer 0 to 690 V
Frequency 47 - 63 Hz
Measurement accuracy (not including sensors) ±1 % of full scale, ±1 digit
Digital display 3-digit LED (999 full-scale
count)
Display-refresh time 1.5 s
Consumption 3.5 VA max
Input impedance > 1 MΩ
Overload capacity Continuous 1.2 Un
1 second 2 Un
Electrical safety as defined by standard IEC
1010-1
Supply voltage 48 - 115 V AC / DC
220 - 240 V AC
380 - 415 V AC
Mechanical characteristics
Dimensions DIN 72 x 72 mm
Weight 0.25 kg
Degree of protection (EN50102) Front face IP50
Other faces IP30 (IP20 for connections)
Front face impact resistance (EN50102) IK07 (2 Joules)
Vibrations (IEC 68-2-6) Fc test 2 to 13.2 Hz - 1 mm
13.2 to 100 Hz - 0.7 g
Environment
Operating temperature range -20 °C to +70 °C
Storage temperature range -35 °C to +85 °C
Damp heat (IEC 68-2-30) 6 cycles +25 °C/ +55 °C /
RH 95 %
Salt mist (IEC 68-2-52) Kb test, severity level 2
Electromagnetic compatibility:
b electrostatic discharges (IEC 1000-4-2) Level IV
b radiated susceptibility (IEC 1000-4-3) Level III
b low-energy conducted susceptibility
(IEC 1000-4-4) Level IV
b high-energy conducted susceptibility (IEC 1000-4-5) Level IV
b conducted and radiated emissions (EN50081-2) Class A
Accessories
Connection
For phase-to-phase or phase-to-neutral measurements on a 3-phase distribution
system, the Digipact UM100 voltmeter may be combined with a Telemecanique
K1F-027M or Multi 9 7-position CMV voltmeter selector switch (cat. no. 15125
and 16018).
Installation
b on front plate for Prisma cubicle: cat. no. 07898 or 07891
b on door with cut-outs for Prisma cubicle: cat. no. 09330.
Catalogue numbers
Voltage (V) Cat. no.
48 to 155 V AC / DC 50831
220 to 240 V AC 50832
380 to 415 V AC 50834