Series II Installation Manual Addendum
LIT-12012316
Effective
May
2017
www.johnsoncontrols.com
9
Control Board Cabling
The standard I/O board has 22 fixed control terminals and 8 relay board terminals.
Selection of the Control Cables
The control cables must be a minimum of 0.5 mm
2
screened multicore cables. The terminal wires must be
a maximum of 2.5 mm
2
for the relay board terminals and other terminals
.
The terminal
The terminal screw
The tightening torque
Nm
lb-in.
All the terminals of the I/O
board and the relay board
M3
0.5
4.5
Battery for Real Time Clock
To use the Real Time Clock (RTC), you must install a battery in the drive.
1.
Use a ½ AA battery with 3.6 V and a capacity of 1000-1200 mAh. You can use, for example, a
Panasonic BR-1/2 AA or a Vitzrocell SB-AA02.
2.
Install the battery on the left side of the control panel.
The battery will last approximately 10 years. See more about the functions of the RTC in the Application
Manual.
