HEIDENHAIN ND 1200R Radial Guide D'installation page 15

ND 1200R Radial
Installation Instructions
Operating Instructions available at www.heidenhain.de
Notice
Do not engage, or disengage any connections while the unit is under power.
Damage to internal components may result.
Notice
It is necessary to connect the earth (ground) terminal on the rear of the product
to the star point of machine ground. Minimum cross section of the connecting
2
wire: 6 mm . Never use this equipment without proper grounding.
Electrical connection
Warning! Risk of electrical shock
A risk of electrical shock exists if this product is not properly grounded.
To avoid the hazard, always use a 3-conductor (grounded) power cord and
ensure the ground is properly wired to the building installation.
Warning! Risk of fire
A risk of fire exists if a power cord not meeting minimum specifications is
used.
To avoid the hazard, always use power cords that meet or exceed the minimum
listed specifications.
Connecting a power cord
To connect a power cord:
Verify that the power switch is in the off position
X X
Verify that the power cord is not plugged into the main power supply
X X
Insert the female end of the power cord into the power connector on the rear of the
X X
product
Insert the male end of the power cord into the the main power supply outlet
X X
Data interface connections
Notice
This product contains components that can be damaged by electrostatic
discharge (ESD). Observe precautions for handling ESD sensitive devices and
never touch connector pins unless properly grounded.
Connecting an encoder
This product can be used with linear and rotary encoders that provide digital TTL level
signals or 1Vpp signals. The connecting cable must not exceed 30 meters in length.
To connect an encoder cable:
Verify that the power switch is in the off position
X X
Connect the interface cable to its connector
X X
Tighten the cable connector screws until they are snug
X X
Observe ESD handling precautions
9
1 Vpp connector
TTL connector
15