Communication Specifications; I/O Signal List; Output Signals (Master Unit → Inverter (Fr-E5Nc)) - Mitsubishi Electric FR-E5NC Instruction Manual

5. COMMUNICATION SPECIFICATIONS

5 COMMUNICATION SPECIFICATIONS

5.1 I/O Signal List

The following device No.s are those for station 1.
For stations 2 and later, the device No.s are different. (For the device No. correspondence list, refer to the master unit
manual.)
5.1.1 Output signals (master unit → → → → inverter (FR-E5NC))
The output signals from the master unit are indicated. (Input signals to inverter)
Device
Signal
No.
RY0 Forward rotation command
RY1 Reserve rotation command
RH terminal function
RY2
(high speed)
RM terminal function
RY3
(middle speed)
RL terminal function
RY4
(low speed)
RY5
RY6
Reserved (Note 5)
RY7
RY8
RY9 Output halt (MRS)
Note: 1. Switching on RY0 and RY1 at the same time gives a stop command.
2. With Pr. 180 to Pr. 183 (input terminal function selection), you can set the input signals of device No.s RY2
to RY8. For full information, refer to the inverter manual.
OFF : Stop command
ON : Forward rotation start (Note 1)
OFF : Stop command
ON : Reserve rotation start (Note 1)
Functions assigned to RH/RM/RL are selected.
In the factory setting, multi-speed selection can be made by the combination of RH, RM
and RL. (Note 2)
Reserved for the system.
When the MRS signal switches on, the inverter output stops.
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COMMUNICATION SPECIFICATIONS
Description