Catalog 1308242
Issued 3-03 (PDF Rev. 8-04)
P&B
2IO series
Mounting Boards for
Input/Output Modules
•
•
•
LED status indicators, plug-in fuses & pull-up resistors
Card edge logic connections (2IO8, 2IO16 & 2IO24)
Screw terminal logic connections (2IO4A, 2IO4B, 2IO4C, 2IO16A,
2IO16B & 2IO16C)
•
•
Screw terminals for field wiring
UL recognized/CSA certified for 125V max. with 5A fuses;
250V max. with #22 solid copper jumper wire instead of fuses
File E61482
File LR15734-93
Users should thoroughlyreview the technicaldata before selecting a product part
number.It is recommended that users also seekout the pertinent approvals files ofthe
agencies/laboratories and review them to ensure the product meets the requirements
fora given application.
Ordering Inform ation – Boldface item s listed below are m ore likely to be m aintained in stock by authorized distributors.
Part Num ber
Number of I/O Channels
Number of Module Positions
Field Terminals: Screw Terminals
2IO4A
4
4
X
X
2IO4B
4
4
X
X
2IO4C
4
4
X
X
2IO8
8
8
2IO16
16
16
2IO16A
2IO16B
2IO16C
2IO24
24
24
16
16
X
16
16
X
16
16
X
X
X
X
Logic Terminals: Screw Terminals
X
X
X
Logic Terminals: 26-pin card edge connector
Logic Terminals: 50-pin card edge connector
Designed for neg. true logic; one logic voltage
Designed for neg. or pos. true logic; mult. logic voltages
Designed for neg. true logic; mult. logic voltages
X
X
X
X
X
X
X
X
X
X
X
X
X
Suggested Mating Connectors and Fuses
2IO4A, 2IO4B & 2IO4C Outline Dim ensions
POWER BARRIER BLOCK
9 TERMINAL 2 PLACES
26-pin card edge connector
50-pin card edge connector
5 amp fuse
3M 3462-0001*
3M 3415-0001*
Littelfuse 251-005*
Littelfuse 251-001*
1
2 5 6 9
3 4 7 8
1 amp fuse**
3.50
(88.90)
FUSE
5 AMP
* Or equivalent. Customer assumes ultimate responsibility for applicability.
** Used on 2IO24 only.
3.00
(76.20)
PULL-UP
RESISTOR
3.3k Ω
2IO4B Schem atic
Designed to operate with either neg. or pos. true logic (active low or high) systems & different
logic voltages. (output modules only - input modules must be used in negative logic systems
only.)
LED STATUS
INDICATOR
1
2
3
4 5 6 7 8 9
SIGNAL
BARRIER
BLOCK
FIELD INPUT/OUTPUT SIDE IS IDENTICAL TO 2104A
4.00
(101.6)
3
4
5
0.25
(6.35)
4.50
(114.3)
PULL-UP
RESISTOR
3.3k Ω
2.20 MAX. TO TOP
(55.8) OF MODULES
TYPICAL
LED
0.75
(19.05)
RIVETED STANDOFF
THRU HOLE .150 DIA.
4 PLACES
(3.81)
BARRIER
STRIP
LOGIC
GND.
1
2
3
4
5
6
7
8
9
2IO4A Schem atic
Designed to operate with neg. true logic (active low) systems & one logic voltage.
LOGIC INPUT/OUTPUT
FIELD INPUT/OUTPUT
SPARE
BARRIER
STRIP
2IO4C Schem atic
1
2
3
4
5
6
7
8
9
Designed to operate with neg. true logic (active low) systems & different logic voltages.
FUSE
5 AMP
TYP.
FIELD INPUT/OUTPUT SIDE IS IDENTICAL TO 2104A
1
2
3
4
5
3
4
5
PULL-UP
RESISTOR
3.3k Ω
TYPICAL
PULL-UP
RESISTOR
3.3k Ω
TYPICAL
LED
LED
LOGIC GND.
BARRIER
STRIP
+ LOGIC
1
2
3
6
7
8
9
4
5
BARRIER
STRIP
1
2
3
4
5
6
7
8
9
+ LOGIC
LOGIC INPUT/OUTPUT
LOGIC INPUT/OUTPUT
Dimensions are shown for
reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
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