Agilent Technologies 969-8888, Instruction Manual

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TECHNICAL INFORMATION
94/107 87-901-011-01
7. Install the MoniTorr File Download Program
PC (FileDW\Setup.exe on CD rom); see In-
stalling the File Download Software paragraph
8. Connect the RS232 cable from PC to Protocol
Converter
9. Connect the RS485 cable between the proto-
col converter and the network connector of
each pump
10. Check if Baud Rate of protocol converter is
fixed at 115K2 (switch between 9 position and
F position)
11. Connect the power supply to protocol con-
verter
12. Launch the file download software
13. Select menu File/Download Mode and check
the following fields:
•
Trigger 1
•
Mode: Number of file (# file)
14. Select menu File/Archive Time and select the
number of days for a periodical file download
to be sent (for example 7 days)
15. Read the Archive Saving Method Procedure
Paragraph
16. Start the system
NOTE
The computer can be always connected to the
MoniTorr or only sometimes to download the vibra-
tion files. In order to permit a correct analysis a pe-
riodically (an archive file every 1 or 2 weeks)
downloading is recommended.
Interconnections
The following figure shows the Monitorr’s intercon-
nections.
Network Connector (RS 485)
Network connector (RS-485)
In order to have the IP-54 environment protection
use the appropriate connector provided.
To wire the MoniTorr network please connect all
the A+ terminal toghether and the same for B- and
Gnd terminals. In order to guarantee a well noise
immune communication if you create the network
by yourself please remember to insert at the first
and at the last connectors of the RS485 cable two
terminator resistors (120 Ohm ½ watt) and to use
only shielded cable. In any case if you prefer Var-
ian provides the right cable adapted for your sys-
tem: please contact our customer service.
Transmission Channel Characteristics
Type: RS-485 2-wire + gnd),
half duplex
levels: RS 485
baud rate: 115200/57600/38400
19200/9600/4800
2400/1200/300/110
programmable
character length: 8 bits
parity: none
stop bit: 1 bit
protocol: master (PC) / slave (MoniTorr).