Teledyne API Ultrafine Particle Monitor - Model 651

APPENDIX A Firmware Commands

RIS – Read Instrument Status

RIS reads the instrument status (displayed as 13 comma-separated fields).

RIS

Command

RIS

 

 

Response

X

X = 1-13

 

 

1

= Concentration (#/cm3)

 

 

2

= Livetime (%)

 

 

3

= Not used in Model 651

 

 

4

= Inlet Pressure (mBar)

 

 

5

= Nozzle Pressure (%)

 

 

6

= Inlet Flow Mode (0.12, 0.6, 3.0)

 

 

7

= Analog Input Voltage (mV)

 

 

8

= Pulse Height (mV)

 

 

9

= Optics Temp (°C)

 

 

10 = Growth Tube Temp (°C)

 

 

11 = Conditioner Temp (°C)

 

 

12 = Water Separator Temp (°C)

 

 

13 = Water Reservoir (Filled/Not Filled, 0/1)

Example

 

 

 

Command

RIS

Read Instrument Errors

Response

0.00,

Particle Concentration

 

100,

Livetime

 

blank

Not used in Model 651

 

1002,

Inlet Pressure

 

100,

Nozzle Pressure

 

0.12,

Inlet Flow Mode

 

0.00,

Analog Input Voltage

 

0,

Pulse Height

 

60.0,

Optics Temp

 

60.0,

Growth Tube Temp

 

20.0,

Conditioner Temp

 

7.0,

Water Separator Temp

 

0

Water Reservoir (Filled)

RL – Read Laser Current

RL reads laser current in mA.

RL

Command

RL

 

Response

X

X = 0 - 50

Example

 

 

Command

RL

Read laser current

Response

30

30 mA

07506C DCN6727

A-7

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Image 109
Teledyne 651 operation manual RIS Read Instrument Status, RL Read Laser Current, Ris