Profibus Message Mapping - Agilent Technologies TV 301-P Manual De Instrucciones

17 Technical Information

Profibus message mapping

Profibus message mapping
Table 10 Parameter Buffer (17 bytes)
Offset Size Unit res
byte byte
0 1 °C
1 1 °C
2 1 %
3 1 °C
4 1 Sccm
5 2
7 2 Hz/mA/s
9 2 s
11 2 0,2*s
13 2 0,2*s
15 1 Bit Field
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Range Description
15-35 Water Cooling Max Temperature
(not used – insert 20)
1-5 Water Cooling Hysteresis
(not used – insert 2)
1-99 Setpoint Hysteresis
Set the hysteresis on set point output (see set point out
paragraph)
- Heather Jacket Temperature Setting
Specific option, not available on standard models
- Flowmeter Threshold
Specific option, not available on standard models
- Reserved
- Setpoint Value
Set the threshold for the set point out
0-999999 Setpoint Mask Time
Set the time during the controller does not drive the set
point out
0-65535 Vent Valve Opening Delay
0 = inf. Set the delay time between the stop command and vent
opening.
Valid only in "purge/vent auto mode" (Parameter Buffer
byte-15 B1=0); default = 15; 0 = infinite (the valve will
never open)
0-65535 Vent Valve Open Time
0 = inf. Set how long the vent will remain open, then both purge
and vent will be closed. Valid only in "purge/vent auto
mode" (Parameter Buffer byte-15 B1=0); 0 = infinite (the
valve remain open till a start command)
B0 - Vent & Purge Controlled Vent Procedure/Man
0 = Controlled Vent Procedure
1 = Manual (see Par. Buff. byte-15-B1)
TV 301-P Navigator Controller User Manual / 87-901-001-01 (B)
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