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Overview
This chapter contains desriptions of the follwng units which can be optionally
connected:
17.1
Direct Key Module
A Direct Key Module (DKM) is available as an option for connection to the
Touch Panel. The following variants are available:
TP27
TP37
The variants vary according to the units. The DKM for the
The housing is secured to the rear of the Touch Panel. It can be retrofitted at
any time.
Function of the
The Direct Key Module (DKM) must be implemented where fast keyboard
direct key module
operation is required without any communication–related delays. Example:
Direct key control for jog operation.
Direct keys can be operated via the software using buttons and messages, if
configured in ProTool.
The direct key module provides eight digital outputs per board.
External power
The digital outputs are galvanically isolated from the Touch Panel by means of
supply
optocouplers. Consequently, the boards require a dedicated voltage supply.
TP27, TP37 Equipment Manual
Release 01/00
Direct Key Module (DKM)
Control Panel Interface (CPI)
Operator panel
TP27-6 consists of a module board (DKM A) and a small housing,
TP27-10 and TP37 consists of two module boards (DKM A + DKM B) and
a large housing (see figure 17-4).
Direct key module with
8 outputs
16 outputs
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17
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17-1
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