PC BOARDS Service Manual M4 - M10
22.10.2001 Page 92
- Reaction time less than 15ms.
-
Current input 0 (4) ...20mA.
-
Differential input (+/-10V).
-
Loop resistance 250ohms
-
Reaction time less than 25ms.
One analog output 0 (4)...20mA
-
Maximum load 500ohms.
-
Resolution 10 bits.
-
Accuracy 3%.
-
Updating cycle less than 10ms.
Two relay outputs
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250Vas or 300Vdc.
-
Current capacity: max. current to be cut off 8A, max continuous current
2A.
-
Cycle to update less than 15ms.
Open collector output
-
48V maximum.
-
Current capacity 50mA max. to be cut off.
9.3.2 Warnings
The Control board is connected via board to board connector to Power board
which is on potential of (DC-) bus and carries dangerous energies. Any time if
intended to be performed testing or repair, make sure that techniques which
are going to be used complies with general safe working instructions of an
electrical devices. Make sure that equipments used for the tests are designed
to voltage levels which can exist in circuit.
9.3.3 Layout, connectors and wirings
Layout drawings of the Control board are illustrated on following pages.
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