LPKF ProtoMat E34 - Page 27

ProtoMat E34/E44
Structure and function
V. 1.0 | LPKF Laser & Electronics AG
27/78
Pin assignment
The system is equipped with a 25-pole D-sub socket that provides remote control of
the external extraction system. This interface is for connecting the control cable for the
extraction system to transmit control signals and status signals with the system.
NOTICE
Property damage by a different extraction system!
Extraction systems that are not approved by LPKF can cause system damage.
 Use extraction systems that are approved by LPKF in order to guarantee a safe
use of the system and to avoid damage.
 Only use the delivered connection cable.
 If there is any doubt, contact the LPKF Service for checking compatibility of a
different extraction system.
Pin
Type
Name
Description
1, 2, 3, 8
Output
4
Output
Extraction GO = 1
Extraction system control
5
Output
Vacuum GO = 1
6
Output
Status Light GN
7
Output
Status Light YE
9, 11, 22
GND
10, 12
Power supply
24 V DC
13
Status Light RD
14, 15
Input
16
Input
Vacuum ON = 1
Status of the extraction system
17
Input
INV filter full = 1
Extraction filter full
(contact closed if filter full)
18
Input
Vacuum GO = 1
19
Input
Cover closed
20
Input
Pressure OK = 0
21
Input
Faststop not
acknowledged = 1
23, 25
Power supply
24 V DC
24
GND
Table 3: Pin assignment D-sub 25-pin