Switch Set-Up - Renishaw TB20 User Manual

Quadrature trigger box

Switch set-up

The TB20 must be configured to specify the type of encoder connected and the type of trigger required. This is achieved using the 'configuration switches'.
Switch number 1
Function
ON
ON Bidirectional
OFF Unidirectional
OFF
* This setting suits connectivity with XL laser and should be interfaced to the fast trigger input on the auxiliary I/O connector on the XL laser.
2
Trigger direction
Backwards
Forwards
3 4
Encoder type Encoder type
Analogue encoder 10 µA analogue
Digital encoder 1 Vpp analogue
5 6,7,8
Trigger period
Reserved
Long (1 ms ± 1%)*
N/A
Short (10 µs ± 1%)*
16