Status Outputs; Control Inputs; Table 11-6: Analog Output Test Function - Nominal Values; Table 11-7: Status Outputs Check - Teledyne 200E Instruction Manual

Chemiluminescence nitrogen oxides analyzer
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Model 200E Instruction Manual

Table 11-6: Analog Output Test Function - Nominal Values

Step
1
2
3
4
5
6

11.5.9.3. Status Outputs

The procedure below can be used to test the Status outputs.
Connect a cable between the "-" pin and the "!" pin on the status output connector.
Connect a 1000 Ω resistor between the +5 V and the pin for the status output that is
being tested.
Connect a voltmeter between the "-" pin and the pin of the output being tested
(Table 11-7).
Under the DIAG / SIGNAL I/O menu (Section 11.1.3), scroll through the inputs
and outputs until you get to the output in question. Alternately turn on and off the
output noting the voltage on the voltmeter, it should vary between 0 volts for ON
and 5 volts for OFF.

11.5.9.4. Control Inputs

The control input bits can be tested by the following procedure:
Connect a jumper from the +5 V pin on the STATUS connector to the +5 V on the
CONTROL IN connector.
044100102 Rev A
100mV
%
0
0 mV
20
20 mV
40
40 mV
60
60 mV
80
80 mV
100
100 mV

Table 11-7: Status Outputs Check

PIN #
1
SYSTEM OK
2
CONC VALID
3
HIGH RANGE
4
ZERO CAL
5
SPAN CAL
6
DIAG MODE
7
SPARE
8
SPARE
Troubleshooting & Repair
Full scale Output Voltage
1V
5V
Nominal Output Voltage
0
0
0.2
1
0.4
2
0.6
3
0.8
4
1.0
5
Status
10V
0
2
4
6
8
10
209

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