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Automatic Calibration Module

The front panels of the different models of ACM2520 are shown in the figure below.

ACM2520

Front panel ACM2520

Parts of Module

Test port

The test ports are designed for connection to VNA being calibrated. The VNA connectors, the cross sections of which were calibrated, are referred to as its test ports.

The Modules connectors are shown in figures below.

Type N male

Type N female

Type N, male

Type N, female

3.5 female

3.5 male

3.5 mm, female

3.5 mm, male

Connector (on side panel)

Connector 2520

The connector is located on the top of the Module and is intended for the Module connection to the controlling PC. The Module is powered using the USB cable.

LED Status Indicator (on rear panel)


note

LED Status Indicator is located under the label and is visible only during operation.


The LED indicates the following statuses:

Blinking green and red LED mean testing LED and indicating external power supply voltage presence.

Red LED indicator means warm-up mode of the Module. The time required for operating mode setting is automatically counted from the moment of the Module connection using USB. If the Module is disconnected during setting and reconnected again, then the countdown counter starts from the beginning.

Additional red LED may indicate the Module connection loss with the PC. In this case, check the Module connection with software (the Autocalibration softkey should be active), if there is no connection, disconnect the USB cable from the Module and repeat the connection.

Green LED indicator means the Module is ready for operation.

Hardware configurations

Model

Connector type

Port A

Port B

ACM2520-011

type N, female

type N, female

ACM2520-012

type N, male

type N, female

ACM2520-111

3.5 mm, female

3.5 mm, female

ACM2520-112

3.5 mm, male

3.5 mm, female

 

Rev.:  22.1