PR-680/680L User Manual
10
2.
RS-232
C
ONNECTOR
-
OPTIONAL
For Remote Mode applications requiring traditional RS-232 communications, an optional RS-232 interface can
be provided. This option adds an RJ-12 jack to the PR-680/680L system allowing the user to connect the PR-
680/680L
to a PC’s RS
-232 port via the included RJ-12 to DB-9 adapter.
FIGURE 14 - PR-680/680L RS-232 OPTION
Items Included with the RS-232 Option:
1)
RJ-12 Jack on PR-680/680L
2)
RJ-12 to DB-9 adapter
3)
6ft. RJ-12 cable
Please contact factory for custom RJ-12 cable lengths.
3.
A
NALOG
O
UTPUT
C
ONNECTOR
-
O
PTIONAL
If the PR-680/680L was purchased with the Analog Output option, an SMB jack and mating cable are added to
the system. It provides the capability of monitoring the PMT photomultiplier (PMT) signal for such tasks as LCD
rise and fall time, display pulse width etc.
Specifications
Parameter
Description
Connector Type
SMB Jack
Voltage Range
0
–
5 VDC
Output Impedance
50 Ohms
Mating Cable
Terminated, 6 ft. (1.83 m) SMB to BNC
Maximum Peak Luminance
1
Aperture - 40 fl (137 cd/m²)
1/2
Aperture - 160 fl (548 cd/m²)
1/4
Aperture - 640 fl (2,193 cd/m²)
1/8
Aperture
–
2,560 fl (8,770 cd/m²)
TABLE 6 - ANALOG OUTPUT SPECIFICATIONS
To Instrument
To Adapter
To PC