6.1 List of Alternative Analog I/O Module Models
MELSECNET/MINI-S3, A2C models
to be discontinued Replacement to CC-Link
Product name Model name Model name Remarks (restrictions)
Analog input
module A68ADC
AJ65BT-64AD
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Required (2 modules necessary)
3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: 4CH/module 5) Change in functional specifications: Not required 6) Change in dimensions for mounting the panel:
Required
AJ65SBT2B-64AD AJ65SBT-64AD
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Required (2 modules necessary)
3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: 4CH/module,
negative current conversion not possible
5) Change in functional specifications: An averaging processing function of the AJ65SBT-64AD can handle only a moving averaging processing.
6) Change in dimensions for mounting the panel:
Required
AJ65VBTCU-68ADVN
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Not required 3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: Voltage input
only
5) Change in functional specifications: Not required 6) Change in dimensions for mounting the panel:
6 REPLACING ANALOG I/O MODULE
Analog input
module A68ADC AJ65VBTCU-68ADIN
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Not required 3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: Current input
only
5) Change in functional specifications: Not required 6) Change in dimensions for mounting the panel:
Required
Analog output
module A64DAVC
AJ65SBT2B-64DA AJ65BT-64DAV
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Not required 3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: Change in
resolution
5) Change in functional specifications: Not required 6) Change in dimensions for mounting the panel:
Required
AJ65SBT-62DA
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Required (2 modules necessary)
3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: Change in
resolution
5) Change in functional specifications: 2CH/module 6) Change in dimensions for mounting the panel:
Required
AJ65VBTCU-68DAVN
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Not required 3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: 8CH/module 5) Change in functional specifications: Not required 6) Change in dimensions for mounting the panel:
Required MELSECNET/MINI-S3, A2C models
to be discontinued Replacement to CC-Link
Product name Model name Model name Remarks (restrictions)
6 REPLACING ANALOG I/O MODULE
Analog output
module A64DAIC
AJ65SBT2B-64DA AJ65BT-64DAI
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Not required 3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: Upward
compatible
5) Change in functional specifications: Not required 6) Change in dimensions for mounting the panel:
Required
AJ65SBT-62DA
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Required (2 modules necessary)
3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: Change in
resolution
5) Change in functional specifications: 2CH/module 6) Change in dimensions for mounting the panel:
Required
Temperature input module
A64RD3C AJ65SBT2B-64RD3
AJ65BT-64RD3
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Not required 3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: Change in
temperature detecting output current, change in resistive values of allowable conductor
5) Change in functional specifications: Not required 6) Change in dimensions for mounting the panel:
Required
A64RD4C AJ65BT-64RD4
1) Change in external wiring: Wiring change due to differences in terminal blocks, communication cable change to CC-Link dedicated cable, applicable wire size of signal lead change
2) Change in number of modules: Not required 3) Change in program: Change to programs for CC-Link 4) Change in performance specifications: Change in
temperature detecting output current, change in resistive values of allowable conductor
5) Changes in functional specifications: Change in the specifications of the line breakage detection function 6) Change in dimensions for mounting the panel:
Required MELSECNET/MINI-S3, A2C models
to be discontinued Replacement to CC-Link
Product name Model name Model name Remarks (restrictions)
6 REPLACING ANALOG I/O MODULE
6.2.1 Comparisons of analog input module
(1) Comparisons between A68ADC and AJ65BT-64AD (a) Performance specifications comparisons
: Compatible, : Partial change required, : Not compatible
6.2 List of Alternative Master Module Models
Item A68ADC AJ65BT-64AD
Compati-bility
Precautions for replacement
Analog input
Voltage: -10 to 0 to +10VDC (input resistance 30K )
Current: +4 to +20mA (input resistance 250 )
Select via input terminal
* Current input can also be used as -20 to 0 to +20mA.
Voltage: -10 to 0 to +10VDC (input resistance 1M ) Current: -20 to 0 to +20mA
(input resistance 250 ) (select via input terminal)
Digital output
16bits signed binary (data part 11bits)
-2048 to 2047
16bits signed binary (data part 12bits)
I/O characteristics
Analog input value Digital output value -10 to 10V or -2000 to 2000
0 to 4000 or -2000 to 2000
0 to 4000 or -2000 to 2000
0 to 4000 or -2000 to 2000
Precautions are needed as gain values are different.
Maximum resolution Voltage 5mV (1/2000) Current 20 A (1/1000)
Analog input value Resolution -10 to 10V or
Overall accuracy Within 1% ( 20)
(accuracy relative to maximum value) 1%( 40)
Maximum conversion
speed Max. 2.5ms/channel 1ms/channel
Absolute maximum
input Voltage 15V, current 30mA
Analog input 8 channels/module 4 channels/module
Please consider replacing by using two or more AJ65BT-64AD Analog input Digital output
+10V +2000
+5V or +20mA +1000
0V or +4mA 0
-5V or
-12mA -1000
-10V -2000
6 REPLACING ANALOG I/O MODULE
: Compatible, : Partial change required, : Not compatible
Item A68ADC AJ65BT-64AD
Compati-bility
Precautions for replacement
Number of occupied I/O stations (number of points)
4 stations (4 stations 8 points) 2 stations (2 stations 32 points) (RX/RY 32 points each, RWr/RWw 8 points each)
The number of occupied points increases. The assignment of the entire system needs to be reconsidered.
Connected terminal 47-point terminal block 27-point terminal block
Change in wiring is required.
Applicable wire size 0.75 to 2mm2 (applicable tightening torque 7kg cm) Applicable solderless
terminal
V1.25-3, V1.25-YS3A,
V2-S3, V2-YS3A RAV1.25-3.5, RAV2-3.5
24VDC internal current consumption
0.3A 0.12A
Weight 1.01kg 0.35kg
External dimensions 170(H) 100(W) 80(D)mm 65(H) 151.9(W) 63(D)mm
The overall size differs.
Pay attention to the mounting dimensions.