Varian Turbo-V 2K-G 969-8871 Manual De Instrucciones página 83

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The controller can answers with the following re-
sponse types:
TYPE
LENGTH
VALUE
Logic
1 byte
Numeric
6 bytes
Alphanumeric
10 bytes
ACK
1 byte
NACK
1 byte
Unknown
1 byte
Window
Data Type
1 byte
Error
Out of Range
1 byte
Win Disabled
1 byte
NOTE
The RS-485 is a 2-wire (gnd optional) half-duplex
communication link.
Examples:
Command: START
Source: PC
Destination: Controller
02
80
30
30
30
STX ADDR
WINDOW
Source: Controller
Destination: PC
02
80
06
03
38
STX ADDR ACK ETX
DESCRIPTION
After a read instruction
-
of a logic window
After a read instruction
-
of a numeric window
After a read instruction
-
of an alphanumeric
window
The command execu-
(0x6)
tion has been success-
fully completed
The command execu-
(0x15)
tion has been failed
The specified window
(0x32)
in the command is not
a valid window
The data type specified
in the command (Logic,
Numeric or Alphanu-
(0x33)
meric) is not accorded
with the specified Win-
dow
The value expressed
during a write com-
(0x34)
mand is out of the
range value of the
specified window
The specified window
is Read Only or tempo-
rarily disabled (for ex-
(0x35)
ample you can't write
the Soft Start when the
Pump is running)
31
31
03
42
WR
ON
ETX
CRC
35
CRC
Command: STOP
Source: PC
Destination: Controller
02
80
30
STX ADDR
Source: Controller
Destination: PC
02
80
06
STX ADDR ACK ETX
Command: SOFT-START (ON)
Source: PC
Destination: Controller
02
80
31
STX ADDR
Source: Controller
Destination: PC
02
80
06
STX ADDR ACK ETX
Command: SOFT-START (OFF)
Source: PC
Destination: Controller
02
80
31
STX ADDR
Source: Controller
Destination: PC
33
02
80
06
STX ADDR ACK ETX
78
TECHNICAL INFORMATION
30
30
31
30
WINDOW
WR
OFF ETX
03
38
35
CRC
30
30
31
31
WINDOW
WR
ON
ETX
03
38
35
CRC
30
30
31
30
WINDOW
WR
OFF ETX
03
38
35
CRC
87-900-968-01(C)
03
42
32
CRC
03
42
32
CRC
03
42
33
CRC

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