3. Technical parameters
Picture 2
Single phase-2-wire, 3-phase-3-wire, 3-phase-4-wire
Rating:
single-phase :AC 100V、400V
Three-phase: AC 3×57.7V/100V(100V)、3×220V/380V(400V)、
3×380V/660V(660V)(96 size only)
Note:72 profile not suitable for high voltage applications
Overload:1.2 fold rating {continuous) : 2 fold rating for 1 second
Power consumption:< 0.5VA
Overload:1.2 fold rating(continuous);10fold rating for 1 second
Power consumption:< 0.5VA
Output mode:open-collector photo-coupler pulse
Pulse constant: 10000imp/kWh(settable),see wiring diagram for details;
RS485port, Modbus -RTU protocol,DLT645 protocol(versions 07 and 97),
baud rate 1200 ~ 38400
Dry contact input, built-in power supply;
Output mode: Relay normally open contact output
Contact capacity: AC 250V/3A、 DC 30V/3A
Frequency:0.05Hz,Current、Voltage:0.2 class,Reactive power:l .0class,Reactive
Electric energy:l .0class, active power:0.5class,active electric energy:
0.5class,2-31th harmonic measurement:±1%
AC/DC 85-265V or DC24V(±20%)or DC48V(±20%)
power consumption≤10VA
Power frequency
withstand voltage
Between Power supply//Switching Output// Current Input//voltage Input and
Transmitting// Communication //Pulse Output//switching input AC 2 kV 1min;
Between Power supply、switching output、Current Input、voltage Input AC 2 kV
1min;
Between Transmitting、Communication、Pulse Output、switching input AC 1kV 1
min;
Input、Output end to machine enclosure >100MΩ
work: -25°C~+65°C storage: -40°C ~+80°C
Note: The instrument Modbus RTU is compatible with dlt645 and only needs to set the corresponding address.
See Chapter 6.3 for details.