Power
Voltage 4.75 – 5.5 VDC (4.75 – 28 VDC for the new versions) via a two position pluggable connector or USB port. Read more.
Current 300 mA maximum. < 100 mA typical
Digital Inputs
Type DC voltage input
Input range 3 to 30 VDC
Internal pull down to ground 10 Kohms
Input low (or 0) signal 0 to 0.8V, or open connection
Input high (or 1) signal 2.5 to 30VDC
Pulse counter input frequency up to 100 KHz (typical)
up to 250 KHz (maximum)
Program selectable debounce 0 to 255 milliseconds
Digital Outputs
Type Sinking transistor
Voltage range 3 to 30VDC
Current 300 mA maximum
Motion output pulse frequency 0 to 250 KHz (maximum)
PWM resolution / Periode 1 microsecond / 100 to 65535 microsecond
Period < 1000 : One PWM output will be active
Period >= 1000 : All PWM outputs are active
Off state pull up resistance to VO 33 Kohms
Analog Inputs
Type ACE v5 = 0 to 5 VDC
ACE v10 = 0 to 10 VDC
ACE c = 0 to 20 mA
Resolution 12 bit
Analog Outputs
Types Selectable ; 0-5 V, 0-10 V
Resolution 16 bit
Thermocouple / Differential Voltage Inputs
Types  Selectable ; J, K, T and N
+/- 0.256V, +/- 0.512V, +/- 1.024V, +/- 2.048V
Output value Floating point value in degrees C or F
Communications
USB Device – mini USB connector Programming, Power Supply and Modbus Slave
RS232 3 wire (TX, RX and ground). Modbus Slave
RS485 2 wire. Modbus Slave
Baud rates / parity / stop bits Baud rate selectable. 9600 bds to 115000 kbs.
Physical Dimensions
63.5 * 63.5 * 12.7 mm
Environmental
Operating temperature -40 to +85C
Humidity 0 to 95% non-condensing
Software Specifications : Application Program Limits
Program Memory 34 K Word
Maximum rungs or function blocks 4 K
Maximum # Subroutines 68
Maximum Tagnames 950
Main Program data memory Bits 2,048
unsigned 8 bit integers 512
unsigned 16 bit integers 512
signed 16 bit integers 512
signed 32 bit integers 256
floating point numbers 256
Object Memory object words 4,096
object bits up to 65,536
object 8 Off integers up to 8,192
object signed 16 bit up to 4,096
object unsigned 16 bit up to 4,096
object signed 32 bit up to 2,048
object floating point up to 2,048
Maximum # objects 292
Maximum # PWM outputs all digital outputs
Maximum # of Stepper Motion Controls 3
Maximum Stepper Motion speed 250 KHz
Terminal Block Connections
Terminal type Socket connectors and Spring cage capture plug
Terminal spacing 2.50 mm
Wire section 0.10 – 0.50 mm2