HEIDENHAIN ND 200 - Manual (Page 18)

Installation Instructions
en
ND 200
20
4 Installation
NOTICE
Disturbances caused by lack of grounding or improper
grounding!
Never operate the unit without proper ground
connection.
Connect the ground connector on the rear panel to
the central grounding point of the unit.
Minimum cross section of the conductor: 6 mm
2 .
NOTICE
Risk of damage to internal components!
Do not engage or disengage any connecting elements
while the unit is under power.
Depending on the unit's equipment, the
installation may differ from the procedure
described in this chapter. If the Addendum
shipped with the product contains information
on the installation, the information given in
the Addendum takes precedence over the
information in this chapter.
The safety of any system incorporating the
use of this product is the responsibility of the
assembler or installer of the system.
The illustrations of pin layouts always show the
pin assignments of the connections on the unit,
and not of the connectors.
Personnel requirement
The following steps are only to be performed by
qualified personnel!
For more information: see "Personnel
qualification", page 16.
4.1 Product overview
Rear panel
See Figure "A" on the front fold-out page. The figure
shows the rear of the ND 287. The ND 287 and ND 280 are
identical in their design, except for the additional connection
possibilities provided by the ND 287, which are listed below.
1 Power switch
2 Power connector
3 Line fuse
4 Ground
X1 15-pin D-sub connection for HEIDENHAIN
encoder with
11 µA
PP
interface or
1 V
PP
interface or
EnDat interface (purely serial)
Only ND 287 (option):
Replacing the encoder module by an analog
module for connection of an analog sensor
X31 Serial 9-pin D-sub connection RS-232-C/V.24
for data transmission
X32 Serial USB connection type B (UART) for da-
ta transmission
Only ND 287:
X41
25-pin D-sub connection for switching in-
puts and outputs
X2 Option: Addition of an expansion module
(as for connection X1)
X26(X27) Option: Addition of an Ethernet expansion
module (100baseT) for network connection
via TCP/IP protocol