Mitsubishi Electric FR-A700 Instruction Manual page 61

Wiring
Terminal
Tab. 3-7: Output signals (2)
Communication
Terminal
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—
Tab. 3-8: Communication signals
FR-A700 EC
Name
Analog current
CA
output
Analog voltage
AM
output
Name
PU connector
TXD+
Inverter transmission
terminal
TXD−
RXD+
Inverter reception
terminal
RXD−
SG Earth
USB connector
Description
Select one e.g. output fre-
quency from monitor items.
The output signal is propor-
tional to the magnitude of
the corresponding monitor-
ing item.
Not output during inverter
reset.
Description
With the PU connector, communication can be made
through RS-485. (for connection on a 1:1 basis only)
Conforming standard: EIA-485 (RS-485)
Transmission format: Multidrop
Communication speed: 4800 to 38400bps
Overall lenght: 500m
With the RS-485 terminal, communication can be
made through RS-485.
Conforming standard: EIA-485 (RS-485)
Transmission format: Multidrop link
Communication speed: 300 to 38400bps
Overall lenght: 500m
The FR-Configurator can be performed by connecting
the inverter to the personnel computer through USB.
Interface: Conforms to USB1.1
Transmission speed: 12Mbps
Connector: USB B connector (B receptacle)
Control circuit specifications
Rated
Specifications
Load imped-
ance:
200Ω–450Ω
Output signal:
0–20mA
Output signal:
Output item:
0–10V DC
Output
Permissible
frequency
load current:
(initial setting)
1 mA
(load imped-
ance:
≥ 10kΩ)
Resolution:
8 bit
Refer to
6-330
6-330
Refer to
6-437
6-440
6-487
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