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24V DC input connector
HS20 24V DC input connector (4 way circular)
Pin
1
2
3
4
5
HS20 diagnostic connector
The pin out of the HS20 connector is as follows.
Pin
1
2
3
4
5
6
7
8
9
Standard PSU
+24 V supply
---
0V
0V
Case (screen)
Figure 27 - HS20 24V DC input connector
HS20 diagnostic connector (9 way circular)
Signal name
0V
Beam strength
Analogue sine
/Analogue sine
Analogue cosine
/Analogue cosine
Status
/Status
Reserved
Figure 28 - HS20 diagnostic connector pin-out
PSU with remote sense
+24 V supply
+ Sense
0V
0V
Case (screen)
Comments
0V
0 to 1 V DC output representing 0 to
100% return signal strength.
1V peak to peak centred at 2.5V
1V peak to peak centred at 2.5V
1V peak to peak centred at 2.5V
1V peak to peak centred at 2.5V
RS485 digital comms
RS485 digital comms
No connection
31
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