Delta Electronics IFD9506 Instruction Sheet

 LED Indicators & Trouble-Shooting
There are 3 LED indicators and a digital display on IFD9506. POWER indicator displays the status of the
working power. RS-485 and LINK/ACT indicators display the connection status of the communication. The
digital display shows the address of and errors in IFD9506 and the error messages from the slave.
 POWER LED
LED status Indication How to correct
OFF Working power is abnormal Check if the working power of IFD9506 is normal.
Green light on Working power is normal --
 RS-485 LED
LED status Indication How to correct
OFF
No communication or
RS-485 connection is
abnormal.
1. If the LED is off during the communication, check if the
RS-485 in IFD9506 is normally connected.
2. Check at least 1 node on the network is communicating
normally.
Constantly
ON
Abnormal RS-485
connection
Switch D+ and D-
Green light
flashes
RS-485 connection is
normal.
--


 LINK/ACT LED
LED status Indication How to correct
OFF
No power, or no network
connection
1. Check the power of IFD9506 and make sure the network
connection is normal.
2. Re-power IFD9506. If the error still exists, send your
IFD9506 back to the factory for repair.
Green light
ON
The connection is normal,
but no data transmission.
--
Green light
flashes
The data transmission is
normal.
--
 Codes in Digital Display
Code Indication How to correct
0 ~ F7
The node address of IFD9506
when in normal operation
--
F0 Returning to default setting --
F1 IFD9506 is booting. --
F2 Working power in low voltage Check if the working power is normal.
F3 Internal memory error
1. Re-power IFD9506. If the error still exists, try step 2.
2. Reset IFD9506. If the error still exists, send it back to the
factory for repair.
F4
Internal error caused by
manufacturing in the factory
1. Re-power IFD9506. If the error still exists, try step 2.
2. Reset IFD9506. If the error still exists, send it back to the
factory for repair.
F5 Network connection error Check if IFD9506 is normally connected to the network.
F6
Full number of devices connected
in the network
Check if the number is too much.
F7 UART setting error.
Check if the RS-485, RS-232 communication format is
correct.

Delta Electronics IFD9506 Specifications

General

Brand	Delta Electronics
Model	IFD9506
Category	Control Unit
Language	English