35
ENCODERS Connector (18 pins)
H Output Alarm Used to indicate that the probe is in the air (for tube
inspections) (open drain with 10 kΩ pull-up).
J Relay contact Relay 2 Relay used for automatic acquisition sequence control
K Relay contact Relay 3 Relay used for automatic acquisition sequence control
L Relay contact Relay 1 Relay used for automatic acquisition sequence control
M TTL Input CLKACQ Receives signal to trigger acquisition with probe
position along the scanning axis.
N NC No connection—Reserved
P TTL Input B2 Phase B axis 2
R TTL Input A3
Input 5
Phase A axis 3
User-defined input for automatic acquisition sequence.
S Supply Output +5 V 5 V supply output, 250 mA max.
T TTL Input B3
Input 4
Phase B axis 3
User-defined input for automatic acquisition sequence.
U TTL Input A1 Phase A axis 1
Table 4 ENCODERS connector pinout (continued)
Pin I/O Signal Description
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