Wiring Diagram - Renishaw MI 12 Installations- Und Anwenderhandbuch

The interface can support two OMMs from terminals 1 - 9.
The audio extension (terminal 20) supports a remote audible indicator or lamp (not available from Renishaw),
usually located near the machine operator.
OMM
1
OMM cable
supplied by Renishaw
Ø5,1 mm x 25 metres long
(Ø0,20 in x 82 ft long)
OMM
2
Cable overall
screened and insulated,
each core 7 strands
CNC
Ø0,2 mm. insulated.
machine
control
Machine power
supply
+24 V
0 V
Machine
Three low voltage wires
star
Alternative
ground
point
PSU3
+24 V
power
0 V
supply unit
E
Note: 1. The supply 0 V and all 0 V signal reference terminals are isolated from case.
2. Grounding of the case and 0 V should be made to comply with all relevant
safety standards. Care should be taken to avoid ground coupled interference.
3. Please consult your Renishaw supplier for wiring details of special OMM-C.

WIRING DIAGRAM

SCREEN(S)
GREEN/YELLOW
each 16 strands
Ø0,2 mm insulated
YELLOW
1 SIGNAL 1
GREY
2 SIGNAL 1
WHITE
3 START 1
GREEN
4 0 V
BROWN
5 10 V
BROWN
GREEN 6 0 V
YELLOW
7 SIGNAL 2
GREY
8 SIGNAL 2
WHITE
9 START 2
10
ERROR
11 SSR
12
LOW BATT
SSR
13
14
PROBE STATUS
15
16
+24 V
17
0 V SUPPLY
18
GND
SIGNAL STRENGTH
19 OMM 1
AUDIO EXTENSION
20
21 +ve
MACHINE START
22 -ve
1 ms - 150 ms
23
PROBE STATUS
24
Remote
audible indicator
or lamp
SSR
Audible indicator
If machine power
supply is not used,
then maximum
voltage is +50 V.
1-11
SSR