Note:
Depending which way the turnstile has been installed the entry/exit may be the opposite way round,
This will not affect the operation in any way.
The table (bottom) relates to the diagram directly below to help you trouble shoot electrical component errors
Example 2
Inputs 1 and 4 are highlighted
Which indicates that the stop
Circuit and raise limit is
Activated as shown in the
Table below
Example 1
There are Several Faults
Texts std in the program
Which will appear on the
PLC screen to help
Diagnose the fault.
If the Screen is not showing
A fault then Press the right
Arrow key once and the
Input screen will appear
As shown in Example 2.
1. Inputs
Input
Polarity
Connected to
Operation when active
I1
Normally Open
Free wheel
Free wheels in both directions
I2
Normally Open
Entry signal
Allows one person through the entry of the turnstile
I3
Normally Open
Exit signal
Allows one person through the exit of the turnstile
I4
Normally Open
Entry limit switch
Switches solenoid off after one person is through
IB
Normally Open
Exit limit switch
Switches solenoid off after one person is through
IC
Normally Open
Lock signal
Locks the turnstile in both positions electrically
ID
Normally Open
Spare
IE
Normally Open
Spare
2. Outputs
Output:
Polarity:
Connected to:
Operation when active:
Q1
Normally Open
Entry Solenoid
Activates Entry solenoid
Q2
Normally Open
Exit Solenoid
Activates Exit solenoid
Q3
Normally Open
Down lights
Controls down lights(if fitted) from Plc timeclock
Q4
Normally Open
Spare
!
Electrical Troubleshooting Guide
D4150
