Code
indication
Error Name
(Buzzer sound pattern )
Troubleshoot
(Possible Causes, Description, Remedy)
Eb
Wrong setting of DIP switch
DIP switch 3 is in wrong position. (No counter of error
history)
EC
Over load
Door resistance is increased from initial installation. -
Confirm and clear / reduce the door resistance. (should be
easy to push by hand)
In case this error occurs, the hold open timer changes
internally to 30 seconds.
Display will only show this error only when the EC error is
currently occurring.
(No counter of Error history)
Error counter will appear after error codes displayed. See section 5-3.
6. Extended functions
Optional functions are available with NII-R type controller which includes an extension board named
OUT board, or with NII-G type controller which includes another extension board named I/O board.
Each board has a unique board address setting (by DIP switch), which means you can select each
signal function.
6-1 Description of signal of OUT board
Board
address
Signal name
symbol
(Common side)
Description
0
Default
Opening
OPN (CO)
Output during opening motion
Closing
CLS (CC)
Output during closing motion
Stop
STP (CS)
Output if door stopped (excluding full open/closing)
Half-OPening
HOP (CH)
Output during half-opening motion
1
WArning
WA (CW)
Output before starting to close
ERRor
ERR (CER)
Output when an error occurs (until restored)
Open End
OE (COE)
Output at a fully open condition
(same as OA on the I/O board)
Close End
CE (CCE)
Output at a fully closed condition
(same as CA on the I/O board)
2
Safty Beam
SBO (CSB)
Output while photocell is being detected
UnLock
UL (CUL)
Output showing that an electric lock is unlocked