17
Technical Information
RS 232/RS 485 Communication Description
N.
Read/
Write
105
R/W
106
R/W
107
R/W
108
R/W
109
W
110
R/W
111
R/W
120
R/W
121
R/W
122
R/W
123
Reserved to Agilent service
124
125
R/W
126
R/W
264/276
Data
Description
Type
N
Set point hysteresis
(in % of threshold)
L
Intercooling
L
Active Stop
(write only in stop)
N
Baud rate
L
Pump life/ cycle time/ cycle number reset
L
Interlock type
(default = 1)
L
Analog output type:
output voltage signal proportional to frequency
or power
N
Rotational frequency setting (Hz)
N
Maximum rotational frequency in Hz (active
only in Stop condition)
L
Set vent valve on/off
(on = closed)
L
Set the vent valve
operation
TV 902 Navigator User Manual / 87-900-999-01 (B)
Admitted
Values
(default = 0)
0 to 100
(default = 2)
0 = NO
1 = YES
0 = NO
1 = YES
600 = 0
1200 = 1
2400 = 2
4800 = 3
9600 = 4
(default = 4)
To reset write '1'
Impulse = 0
Continuous = 1
0 = frequency
1 = power
(default = 0)
500 to 646
(default = 646)
500 to 646
(default = 646)
On = 1
Off = 0
(default = 1)
Automatic = 0 (see
note 1.)
On command = 1
(see note 2.)