Din-Rail Mounted I/O
Din-Rail mounted IO for Vision PLCs
Unitronics PLCs can support IO either directly on board, via local expansion units or via a CANbus network (not M90/M91).
The following IO modules can be used as either local or remote IO, they all DIN rail mount and will need an expansion adaptor to connect to the PLC.
Expansion adaptors come in three different variants and you need choose only one of them for each PLC.
The EX-A1 or EX-A2X adaptor is a stand alone expansion adaptor which connects to the PLC via a CAT5 cable and to a further eight IO modules via ribbon cable. In all three cases these cables are included with the modules where required.
The EX-RC1 adaptor is a stand alone network adaptor that connects to up to eight IO modules via ribbon cables but then connects to the master PLC on a CANbus network. The CANbus cable is user supplied.
The EX-XL IO modules are expansion units with an integral adaptor and connect to the PLC via a CAT5 cable then up to seven more IO modules via ribbon cable.
If required the PLC may be expanded via both local and remote IO (M90/91 via local only) up to the IO limit of the particular PLC model, see user guides. Only one local expansion adaptor may be used with up to eight extra modules (seven if the integral EX-XL module is used). Further IO expansion, up to the IO limit, must then be made via CANbus.
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Inputs
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Outputs
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Expansion Module
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Digital
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HSC/Shaft-encoder
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Analogue
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Temp
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Weight
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Transistor
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PWM/HSO
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Relay
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Analogue
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Manuals
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Operating Voltage
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Digital
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IO-DI8-TO8
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8 pnp/npn
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1 5kHz 16-bit
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None
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None
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None
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8 pnp
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None
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None
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None
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24V DC
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IO-DI8-RO4
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8 pnp/npn
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1 5kHz 16-bit
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None
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None
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None
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None
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None
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4
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None
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24V DC
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IO-DI8-RO8
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8 pnp/npn
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1 5kHz 16-bit
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None
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None
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None
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None
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None
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8
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None
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24V DC
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EX90-DI8-RO8
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8 pnp
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1 5kHz 16-bit
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None
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None
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None
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None
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None
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8
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None
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24V DC
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IO-DI16
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16 pnp/npn
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1 5kHz 16-bit
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None
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None
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None
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None
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None
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None
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None
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24V DC
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IO-TO16
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None
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None
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None
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None
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None
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16 pnp
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None
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None
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None
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24V DC
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IO-RO8
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None
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None
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None
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None
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None
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None
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None
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8
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None
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24V DC
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IO-RO16
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None
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None
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None
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None
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None
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None
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None
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16
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None
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24V DC
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IO-DI8ACH
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8 AC
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None
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None
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None
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None
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8 pnp
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None
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None
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None
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110/220 VAC
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Analogue, Temp & Weight/ Strain
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IO-AI4-AO2
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None
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None
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4 0-10V, 0-20mA, 4-20mA 12-bit
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None
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None
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None
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None
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None
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2 ±10V 12-bit + sign 0-20mA, 4-20mA 12-bit
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24V DC
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IO-PT400
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None
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None
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None
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4 PT100/ NI100/ NI120
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None
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None
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None
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None
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None
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N/A
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IO-PT4K
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None
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None
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None
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4 PT1000/ NI1000
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None
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None
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None
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None
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None
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N/A
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IO-AO6X
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None
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None
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None
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None
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None
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None
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None
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None
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6 (Isolated) 0-10V, 0-20mA, 4-20mA, 12-bit
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24V DC
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IO-LC1
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1 pnp
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None
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None
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None
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1 Loadcell/ Strain Gauge
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2 pnp
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None
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None
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None
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24V DC
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IO-LC3
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1 pnp
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None
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None
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None
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3 Loadcell/ Strain Gauge
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2 pnp
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None
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None
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None
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24V DC
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IO-ATC8
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None
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None
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8 Thermocouple, 0-10V, 0-20mA, 4-20mA 14-bit
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None
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None
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None
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None
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None
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N/A
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IO-AI8
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None
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None
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8 0-10V, 0-20mA, 4-20mA 14-bit
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None
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None
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None
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None
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None
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None
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N/A
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XL Digital/ Analogue
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IO-D16A3-RO16
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16 pnp/npn
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2 30kHz 16/32-bit
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3 0-20mA, 4-20mA 10-bit
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None
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None
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None
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None
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16
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None
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24V DC
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IO-D16A3-TO16
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16 pnp/npn
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1 30kHz 16/32-bit
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3 0-20mA, 4-20mA 10-bit
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None
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None
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15 pnp 1 pnp/npn
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1 pnp 0.5kHz npn 50kHz
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None
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None
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24V DC
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EX-D16A3-RO8
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16 pnp/npn
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2 30kHz 16/32-bit
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3 0-20mA, 4-20mA 10-bit
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None
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None
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None
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None
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8
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None
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24V DC
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EX-D16A3-TO16
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16 pnp/npn
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1 30kHz 16/32-bit
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3 0-20mA, 4-20mA 10-bit
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None
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None
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15 pnp 1 pnp/npn
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1 pnp 0.5kHz npn 50kHz
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None
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None
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24V DC
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High-Speed Remote I/O Adaptor
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EXF-RC15
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9 pnp/npn
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3 200kHz 32-bit
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None
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None
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None
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4 npn
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4 (Up to 3 PTO)
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2
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None
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24V DC
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Adaptor Only
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EX-A1/ EX-A2X
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*Needed for IO expansion
Local I/O adaptor allows the connection of up to 8 I/O expansion modules per PLC. 1m cable included
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12/24V DC
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EX-RC1
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*Needed for IO expansion
Remote I/O adaptor module via CANbus, multiple EX-RC1 adaptors may be connected to each PLC with up to 8 I/O expansion modules per adaptor.
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12/24V DC
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