9
UMG 96RM
Characteristics of the basic device
• General
• Front panel-mounted with the dimensions
96x96 mm.
• Connection via screw-type terminals.
• LC display with backlighting.
• Operation via 2 buttons.
• 3 voltage measurements inputs (300V CATIII).
• 3 current measurement inputs for current
transformer.
• RS485 interface (Modbus RTU, slave,
to 115 kbps).
• 2 digital outputs.
• Working temperature range -10°C .. +55°C.
• Storage of minimum and maximum values
(without time stamp).
• Measurement uncertainty
• Active energy, measuring uncertainty class
0.5 for ../5 A transformer.
• Active energy, measuring uncertainty class
1 for ../1 A transformer.
• Reactive energy, class 2.
• Measurement
• Measurement in IT and TN networks.
• Measurement in networks with nominal voltages
up to L-L 480 V and L-N 277 V.
• Current metering range 0 .. 5 Aeff.
• True root mean square measurement (TRMS).
• Continuous scanning of voltage
and current measurement inputs.
• Frequency range of the mains frequency
45 Hz .. 65 Hz.
• Measurement of harmonics 1 to 40
for ULN and I.
• Uln, I, P (import/delivery), Q (ind./cap.).
• Recording of more than 800 measured values.
• Fourier analyses 1 to 40.
Harmonic for U and I.
• 7 power meter for
Active energy (import)
Active energy (export)
Active energy (without a backstop)
Reactive energy (ind.)
Reactive energy (capacitive)
Reactive energy (without a backstop)
Apparent energy
each for L1, L2, L3 and total.
• 8 tariffs (switching via Modbus).