ELECTRICAL INSTALLATION 
 
    ACR7000 Controller Controller Installation Guide  21 
CTRL - Control Power Connector 
The Control power connector provides power for: 
•  Logic for the controller  
•  Communications 
•  Encoders 
•  +5V for Drive I/O 
Control Power Connector 
 
Description  Specification  
Connector Type  Removable screw terminal 
Terminals  2 
Pitch  0.200 in (5.08 mm) 
Wire range  12-24 AWG (0.34-2.5 mm2) 
Wire strip length  0.3 in (7-8 mm) 
Torque  5 in–lbs. nom. (0.5 N-m) 
Manufacturer  OnShore or equivalent 
OnShore Part Number 
OSTTJ025152 (green) 
Control Power Rating 
Description  ACR74C  ACR78C 
Nominal Operating Voltage  24VDC 
Minimum Voltage  19VDC 
Maximum Voltage  30VDC 
Minimum Current (no encoders)  0.2A 
Maximum Current  1.5 
Protection  Reverse Polarity, Overvoltage 
 
The power required for the control input depends on what external devices are supplied through the controller.   
 
 
Warning:  To avoid possible memory corruption, do NOT cycle power 
during FLASH memory operations