Commands and Tips for Third-Party Devices
Agilent 6890/6850 GCs: ECD

The following commands and properties are available (please note that the display Filter level determines which commands and properties are displayed):

 

Property

Min.

Max.

Default

Description

AdjustOffset

Off, On, or Abort

² (Demo
mode: On)

Adjusts the reference current until the desired output is reached as defined by the TargetOutput property.

AnodeFlow (Detectors without EPC option)

0.0 ml/min

12.0 ml/min

² (Demo
mode: 0.0 ml/min)

Anode gas flow. (In this form, the property is available only for detectors without EPC option, see the Detector configuration tab page. The property is read-only.)

AnodeFlow (Detectors with EPC option)

-

-

-

Properties related to the anode gas flow (The property is available for detectors with EPC option, see the Detector configuration tab page.)

 AnodeFlow.
Nominal

0.0 ml/min

12.0 ml/min

0.0 ml/min

Specifies the target anode gas flow.

 AnodeFlow.
Value

0.0 ml/min

12.0 ml/min

-

Current anode gas flow (read-only).

Anode FlowCtrl (Detectors with EPC option)

Off

On

² (Demo
mode: On).

Turns the pneumatics on and off. In this form, the property is available for detectors with EPC option, see the Front/Back Detector tab page in the Server Configuration program.)

MakeupGasType (Detectors with EPC option)

Nitrogen, Argon Methane, Unknown

² (Demo
mode: Nitrogen)

Makeup gas type. (The property is available only for detectors with EPC option, see the Detector configuration tab page.)

Pulser

Off

On

² (Demo
mode: Off)

Turns the detector electronics on and off.

RefCurrent

0.5 nA

5.0 nA
in increments of 1

² (Demo
mode: 1.5)

 

TargetOutput

20

200 in
increments
of 1

² (Demo
mode: 60)

Specifies the desired detector output for the AdjustOffset procedure.

 

 Note:

² When connecting, Chromeleon reads the value from the instrument and accepts it as default.

 

The Administrator Help section provides installation instructions for the 6890 and 6850 GCs; refer to Hardware Installation:

 Agilent 6890 GC: Installation

 Agilent 6850 GC: Installation