TECHNICAL INFORMATION
58
87-900-854-01 (C)
The following parameters can be changed:
Bytes
Meaning
1
Speed threshold
2-5
Run up time in seconds
(long coded in 4 bytes)
6
Deat time
(0 = NO 1 = YES)
7
Controller OFF when R2 OFF
(0 = NO I=YES)
8
Soft Start Mode
(0 = NO I=YES)
9
CRC
When the
Request
is "I" (Status readings), the
Answer
will contain a string of 2 characters with the following
parameters:
Bytes
Meaning
LSB X
X
X
X
1
X
X
X
MSB X
0000 = STOP
0001 = WAITING INTERLOCK
0010 = STARTING
0011 = NORMAL OPERATION
0100 = HIGH LOAD
0101 =
"
"
"
"
0110 = FAILURE
0111 = APPROACHING LOW SPEED
R2 status (0 = OFF 1 = ON)
R1 status (0 = OFF 1 = ON)
...
...
2
CRC
When the
Request
is "J" (Numerical readings), the
Answer
will contain a string of 5 characters with the
following parameters:
Bytes
Meaning
1
Current (0-255 scaled)
2
Voltage (0-255 scaled)
3
Rotational speed KRPM
4
Pump temperature °C
(0-70 temperature reading, 255 = fail)
5
CRC
When the
Request
is "K" (Counters readings), the
Answer
will contain a string of 11 characters with the
following parameters:
Bytes
Meaning
1-4
Cycle time
5-8
Pump life
9-10
Cycle number
11
CRC
On request a sample program in QBasic language is
available by Varian.
