Curtis Instruments 1351 User Manual

2 — INSTALLATION SPECIFICATIONS AND WIRING
Curtis Model 1351 – December 2018
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pg. 12
Protected Voltages
e low-power pins’ protected voltage ratings listed in Table 3 are absolute—they are not for normal
operation. To prevent damage to the controller, do not connect (short circuit) the I/O Ground (pin 8)
to battery positive.
Table 3 Low Current Connections Protected Voltages
Controller Pin Number
Minimum
(reverse) Voltage
Maximum
Voltage
ESD
Air Discharge CONTACT
All other pins −1
MaxV + 10V
±15kV ±8kV
7 (KSI) −MaxV
11, 12 (Coil Return/Safety Output) −MaxV
8 (I/O Ground) Not protected
Pin Driver Output Digital Input
Analog Input
(Range)
Special or
Dedicated Usage
Related VCL*
Function References
33 PWM Driver 10 Switch Input 10
Automate_Driver( )
Put_Driver( )
Driver_10_PWM
Driver_10_Current
Switch_10
CSS/1313 HHP Programmer:
Configuration\Outputs\PWM Drivers\Driver10
Configuration\Inputs\Switches\SW 10
34 Digital Out 3 Switch input 12
Automate_Driver( )
Put_Driver( )
Digital_Output_3_
State
Switch_12
CSS/1313 HHP Programmer:
Configuration\Outputs\Digital Drivers
Configuration\Inputs\Switches
35 HB Driver 2
Automate_Driver( )
Put_Driver( )
Driver_12_PWM
Driver_12_Current
CSS/1313 HHP Programmer:
Configuration\Outputs\Half-Bridge Drivers
Table 2 Low Current Connections, cont’d
* The related VCL columns are applicable when employing VCL. Use the VCL “functions” to access the various I/O features. VCL “references” are
predefined names for specific pins and use in the CSS/1313-HHP Monitor app. References are read-only Monitor variables. Refer to the OS SysInfo file
for specific VCL functions, constants, controller system variables, usage, and CAN Object IDs.

Curtis Instruments 1351 Specifications

General

Brand	Curtis Instruments
Model	1351
Category	I/O Systems
Language	English