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With different communication interface, the I/O modules can be classified to high communication speed (Parallel bus) 8K series modules and low communication speed (serial interface) 87K series modules. |
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Go to I-8K Series Go to I-87K Series |
I-8K Series VS I-87K Series
There are two types of I/O modules, Parallel and Serial. The parallel modules (I-8K Series) are high-speed modules and support MCU (Main Control Unit) only. The serial modules (I-87K Series) can support either MCU or I/O expansion unit.
The difference between the two series are: |
Item |
I-8K Series |
I-87K Series |
Communication interface |
Parallel bus |
Serial bus |
Protocol |
- |
DCON |
Communication speed |
Fast |
Slow |
DI with latched function |
- |
Y |
DI with counter input |
- |
Y (100 Hz) |
Power on value |
- |
Y |
Safe value |
- |
Y |
Programmable slew-rate for AO module |
- |
Y |
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High Profile VS Low Profile |
With different form factor, I/O modules can be classified to high profile and low profile. Basically, high profile and low profile modules that with same item number also have same I/O channel number.
For example: I-8054 and I-8054W both has 8 DI and 8 DO.
Except I/O channel number, other specifications could be different. You have to double check whether the specifications suit your application.
For example:
For I-8054W, its DI logic high level is +10~+50V. But for I-8054, it is +3.5~+30V. |
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The support list of MCU (Main Control Unit) and I/O expansion unit are: |
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Will be available |
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Available soon |
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Will be phased out |
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Phased out |
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Note 1: Can be used with I-8000, WinCon and LinCon controllers only.
Note2: Can be used with WinPAC, WinCon, LinPAC, LinCon, I-8000, iPAC-8000.
Note 3: Can¡¦t be used with LinCon controllers.
Note 4: Can be used with ISaGRAF or iPAC-8000 only
Note 5: Can be used with ISaGRAF or I-8000 only |
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Will be available |
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Available soon |
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Will be phased out |
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Phased out |
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Will be available |
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Available soon |
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Will be phased out |
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