Parameter Description Data
Real-time operation “Real Time Port” i.a.w. IEC62056-21 Y
Modem power supply 10V -10/+20%, 300mA, 3W max on RJ45 connectors. 3W is the
maximum shared on the 2 ports
for a triphased power supply
>100V (Ph/N)
Input and output
Parameter Description Data
Control input Optically-isolated, high-level Up to 2 inputs + common
connection point
Minimum input voltage 40V (AC/DC)
Maximum input voltage 288V DC
300V AC
Maximum input current 3mA
Control output Optically-isolated, high-level Up to 4 outputs + common
connection point
Maximum switching voltage 288V DC
300V AC
Maximum switching current 100mA
Pulse input (DIN S0) Optically-isolated Up to 6 inputs + common
connection point
Maximum switching voltage 27V DC
(provided by the meter)
Maximum switching current 30mA
Impedance
1.1kΩ
Pulse output (DIN S0) Optically-isolated Up to 4 outputs + common
connection point
Impedance
< 300Ω
Environmental
Parameter Description Data
Temperature Range Operating range
-40°C to +70°C
Humidity range Maximum operating value 95%
Protection class According to IEC 60529 IP 51
Isolation Protection AC voltage at 50Hz for 1 minute 4kV Class 2
Immunity to impulse voltage According to IEC 62052-11
Waveform of pulse voltage
1.2/50secs
Source impedance 500ohms, energy
0.5 joules
8kV
Immunity to magnetic fields Magnetic AC (50Hz) field 0.5mT
according to IEC62053 - 21 (400AT
Fully immune