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Product Service: Domestic 1-800-522-7658, International 816-333-8811
C
C
H
H
A
A
P
P
T
T
E
E
R
R
6
6
U
U
S
S
I
I
N
N
G
G
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T
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H
E
E
R
R
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E
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C
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O
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D
D
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J
J
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A
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K
K
The operation of your Freeze Dryer can be monitored
using either a recorder or a computer. Read this chapter
to learn how to:
•
connect a recorder to the Freeze Dryer.
•
connect a computer to the Freeze Dryer.
•
interpret the data received.
Recorder Jack Pin
Configuration
The system vacuum and collector temperature can be
recorded during operation by connecting an appropriate
device to the recorder jack on the control panel. The
recorder jack is a DIN 8 pin connector. The pin
configuration is as follows:
Pin 1 – RS232 Transmit Data
Pin 2 – Blank
Pin 3 – Blank
Pin 4 – Analog Ground for Recorder/RS232
Pin 5 – System Vacuum
Output: 10 x 10
-3
mBar = 0 VDC
1024 x 10
-3
mBar = 1 VDC
Pin 6 – Collector Temperature
Output: -68°C = 0 VDC
+32°C = 1 VDC
Pin 7 – Blank
Pin 8 – Blank