Curtis Model 1226 – June 2021
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CHAPTERS
1: OVERVIEW ...................................................................................................................................... 1
Easy Installation and Set-up ................................................................................................... 2
Smooth and Secure Control .................................................................................................... 2
Highly Flexible I/O .................................................................................................................. 2
Valuable Additional Features ................................................................................................... 3
Meets or Complies with Relevant US and International Regulations ........................................ 3
GETTING THE MOST OUT OF YOUR CONTROLLER .......................................................................... 3
2: INSTALLATION AND WIRING ............................................................................................................ 4
MOUNTING THE CONTROLLER ...................................................................................................... 4
HIGH CURRENT CONNECTIONS .................................................................................................... 5
LOW CURRENT CONNECTIONS ..................................................................................................... 6
Motor Connector (J1) ............................................................................................................. 6
Communication Port (J2) ....................................................................................................... 7
Logic Connector (J3) ............................................................................................................. 7
Pin Protection ........................................................................................................................ 9
I/O Ground Specications ...................................................................................................... 9
WIRING DIAGRAM: STANDARD CONFIGURATION ........................................................................... 10
INPUTS AND OUTPUTS (I/Os) ....................................................................................................... 11
Analog Inputs ....................................................................................................................... 11
Switch Inputs ........................................................................................................................ 12
Switches with Integrated LED Drivers .................................................................................... 13
Driver Outputs ....................................................................................................................... 14
Throttle Pot ........................................................................................................................... 15
Speed Limit Pot ..................................................................................................................... 17
Keyswitch ............................................................................................................................. 17
Emergency Stop Switch......................................................................................................... 18
Interlock Input ....................................................................................................................... 18
Push Switch .......................................................................................................................... 18
Emergency Reverse Input ...................................................................................................... 19
Belly Button Check ................................................................................................................ 20
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