Optical Systems Design OSD2010, Operator'S Manual

Page: 9 / 16

OPTICAL SYSTEMS DESIGN
DOC ID: 10117301
OSD2010 OPERATOR MANUAL
PAGE 9
FIGURE 5: ALARM OUTPUT EQUIVALENT CIRCUIT
Pin assignments for the 6 way 3.5mm terminal block Alarm connectors (Figure 4) are shown in Table 3
below. Use the below table in conjunction with the LED indicator.
TABLE 3: PIN ASSIGNMENT
Alarm
Pin
Specification Parameter
Pin 1 0V Ground
Pin 2 Laser Ch A Fail
Ch A Short to GND (Pin 1) when OK
Ch A Open Circuit when not OK or Power off
Pin 3 Rx Ch A Fail
Ch A Short to GND (Pin 1) when OK
Ch A Open Circuit when not OK or Power off
Pin 4 Laser Ch B Fail
Ch B Short to GND (Pin 1) when OK
Ch B Open Circuit when not OK or Power off
Pin 5 Rx Ch B Fail
Ch B Short to GND (Pin 1) when OK
Ch B Open Circuit when not OK or Power off
Pin 6 0V Ground
OSD2010
External
Relay
24V
(max)
Pin5
Pin3
Pin4
Pin2
Pin1
Pin6
24V
(max)
24V
(max)
24V
(max)
Laser A OK
Rx A OK
Laser B OK
Rx B OK