Safety 
Information
Introduction
Product 
Information
System 
configuration
Mechanical 
Installation
Electrical 
Installation
Getting 
Started
Basic 
parameters
Running 
the motor
Optimization
SMARTCARD 
operation
Onboard 
PLC
Advanced 
parameters
Tec hnic al 
Data
Diagnostics
UL Listing 
Information
22  Unidrive SPM User Guide
www.controltechniques.com                     Issue Number: 3
Automation
 (I/O 
Expansion)
Yellow SM-I/O Plus
Additional I/O interface
Increases the I/O capability by adding the following to the 
existing I/O in the drive:
Yellow SM-I/O 32
Additional I/O interface
Increase the I/O capability by adding the following to the 
existing I/O in the drive:
• High speed digital I/O x 32
• +24V output
Dark Yellow SM-I/O Lite
Additional I/O
1 x Analog input (± 10V bi-polar or current modes)
1 x Analog output (0-10V or current modes)
3 x Digital input and 1 x Relay
Dark Red SM-I/O Timer
Additional I/O with real time clock
As per SM-I/O Lite but with the addition of a Real Time Clock 
for scheduling drive running
Turquoise SM-I/O PELV
Isolated I/O to NAMUR NE37 specifications
For chemical industry applications
1 x Analog input (current modes)
2 x Analog outputs (current modes)
4 x Digital input / outputs, 1 x Digital input, 2 x Relay outputs
Olive SM-I/O 120V
Additional I/O conforming to IEC 61131-2 120Vac
6 digital inputs and 2 relay outputs rated for 120Vac operation
Cobalt Blue
SM-I/O 24V 
Protected
Additional I/O with overvoltage protection up to 48V
2 x Analog outputs (current modes)
4 x Digital input / outputs, 3 x Digital inputs, 2 x Relay outputs
Automation 
(Applications)
Dark Green SM-Applications
Applications Processor (with CTNet)
2
nd
 processor for running pre-defined and /or customer created 
application software with CTNet support
White SM-Applications Lite
Applications Processor
2
nd
 processor for running pre-defined and /or customer created 
application software
Dark Blue SM-EZMotion
Motion Controller
1
1
/
2
 axis motion controller with processor for running customer 
created application specific software.
Moss Green
SM-Applications 
Plus
Applications Processor (with CTNet)
2
nd
 processor for running pre-defined and /or customer created 
application software with CTNet support. Enhanced 
performance over SM-Applications.
Table 3-15 Solutions Module identification
Type Solutions Module Color Name Further Details
• Digital inputs x 3
• Analog output (voltage) x 1
• Digital I/O x 3 • Relay x 2
• Analog inputs (voltage) x 2