Specification selection-
Single-phase voltmeter- <-r
Performance characteristics-
High-precision measurement of single-phase AC voltmeter
Provide local data query with digital tube display
Programmable current ratio setting
Supports communication dr protocol
Supports switching input, initial output, analog transmission output
Auxiliary power supply: /D~,,,,D,D
A variety of appearance options to meet the requirements of different cabinet electrical circuits
Technical indicators -
Measurement accuracy
Voltage level
Signal input
Single-phase wiring
Rated voltage. D
Overload. times (continuous) times/second (instantaneous)
Power consumption/phase
Impedance kiloohms
Frequency ~ or DC
Auxiliary power supply
Working range/D~,,,,D,D
Power consumption
Function module
Communication interface line communication dr protocol
Baud rate: ~Default
Switching input supports trunk node input
Switching output supports relay output capacity: /D
Transmission output supports analog output: /~ or ~/
Environment
Working temperature-℃~+℃
Storage temperature-℃~+℃
Relative temperature % non-corrosive gas place
Altitude
Safety
Insulation discharge
AC withstand voltage
Electromagnetic compatibility performance
Electrostatic discharge level
Electrical fast transient pulse group level
Surge (impact) level
Intelligent supplementary instructions -
/D power supply (switching power supply) additional Canadian dollars
Switching input: additional Canadian dollars/channel
Switching output: additional Canadian dollars/channel
Communication: additional Canadian dollars
Analog transmission output: additional Canadian dollars/channel
Expansion functions of more than three channels (including three channels) need to be quoted separately
Terminal arrangement diagram-
Single-phase voltmeter terminal wiring diagram - <-r
Ordering example-
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Instruments Positive four-digit display instrument 120*120 intelligent single-phase AC voltmeter