9.3 FRENIC Loader Overview
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9.3 FRENIC Loader Overview
FRENIC Loader is a software tool that supports the operation of the inverter via an RS-485 communication.
This software allows you to edit, set, and manage the inverter function codes, monitor running data, and remotely
operate the operation and stop, as well as monitor the running status and alarm history.
For details, refer to the FRENIC Loader Instruction Manual.
9.3.1 Modes
Item Modes Remarks
Name Inverter support loader (FRENIC Loader)
Supported inverter FRENIC-MEGA/Multi/Eco/Mini/Ace/GX1/HF (Note 1)
Number of connected
inverters
USB connection: 1
RS-485 connection: Up to 31
Recommended cable
Cable (10BASE-T or more) compliant with
EIA568
RJ-45 connector
For the RS-485 interface
Operating environment
CPU Intel Pentium III 600 MHz or later (Note 2)
OS Microsoft Windows XP (32 bit)
Microsoft Vista (32 bit)
Microsoft 7 (32 bit, 64 bit)
(Note 3)
Memory RAM area with 512 MB or more 1GB or more is recommended.
Hard disk 40 MB or more of empty area
COM port
RS-232C (conversion to RS-485
communication is required to connect
inverters) or USB
Monitor 800 x 600 or higher
XGA (1024×768) 32 bit Color or
more monitor is recommended.
Transmission requirements
COM port COM1 to COM255
PC COM ports assigned to
Loader
Transmission speed USB connection:
Between loader and keypad
= fixed at 12 Mbps
Between keypad and inverter
= fixed at 19200 (bps)
RS-485 connection:
38400, 19200, 9600, 4800, 2400 (bps)
19200 bps or more is
recommended
(Note 4)
Character length 8 bit Prefixed
Stop bit length 1 bit Prefixed
Parity Even Prefixed
No. of retries None or 1 to 10
No. of retry times before
detecting communication error
Timeout setting
100 ms, 300 ms, 500 ms, 1.0 s to 1.5 s to 1.9
s, 2.0 to 9.0 s, 10.0 to 60.0 s
Set longer than the “Response
interval time y09”
Note 1: The loader model is unavailable which does not support the protocol for loader commands (SX protocol).
Note 2: Use a PC with as high a performance as possible, since some slow PCs may not properly refresh the
operation monitoring and test-running windows.
Note 3: Only Microsoft Windows XP service pack 2 (SP2) or later is supported.
Note 4: To connect to the network where there is a FRENIC-Mini inverter, choose 19200 bps or below.
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