Head Unit; Installing The Head Unit - Sony PL81 Bedienungsanleitung

2. Head Unit

2-1. Installing the Head Unit

• The head unit contains a detection sensor at the position indicated by the F mark. Set the
• Insert the supplied spacer between the detection surface of the head and the scale
• The supplied securing screws (M3 x 14) are designed with a length appropriate for an
• After installing the head, remove the spacer.
• Tighten the screws with a tightening torque of 0.6 to 0.8 N•m.
• After installing the head, use the accessory cable clamps to secure the cable where it
See the figure below for the relative positions of the scale and the head.
The following options are provided for the head unit. Select the necessary option
according to the conditions of use.
Model No.
head unit so that the F mark is constantly within the effective length of the scale.
and secure the head unit using the supplied securing screws (M3 x 14).
T = 0.6 to 0.8 N•m
Spacer
mounting bracket thickness of 9 mm (0.35 inch). When using an mounting bracket
with a thickness of other than 9 mm (0.35 inch), be sure to use screws of the
appropriate length.
extends from the head. Make sure the cable is not loose.
Clearance:
max. 1.5 mm
(no contact)
Name
SZ11 Wiper
SZ12 Attachment
SZ13 Attachment
SZ14 Attachment
SZ15 Attachment
Mounting bracket
θ
1
θ
<±0.5°
2
±2mm
Head
For removing dirt and dust on the scale.
For tap mounting holes. Small vertical space type.
It is available to use with SZ11.
For tap mounting holes. Small horizontal space type.
It is available to use with SZ11.
PL20 (conventional
compatible type; without wiper
PL20 (conventional
compatible type; with wiper
θ
<±3°
1
θ
<±3°
3
Scale
surface
Application
model) installation
model) installation
13