Bacharach GDX-350 Operating Manual

GDX-350 Transmitter

Instructions for Replacing

a Calibrated Sensor

Instruction: 5600-9002

Revision: 1

Replacement Instructions

1. Ensure the area is safe for maintenance to be performed in accordance with area

requirements and local regulations.

2. Remove power from the GDX-350 transmitter.

3. Loosen, unscrew, and remove the sensor head cap using the sensor replacement tool (P/N:

5600-0002) as shown below.

September 13, 2012

Figure 1. Sensor Head Cap and Sensor Replacement Tool

4. Remove the old sensor assembly (sensor and printed circuit board), noting the position of

the notch found on the PCB header.

5. Install the new replacement sensor module.

IMPORTANT: Be sure to orient the PCB header notch so that it engages into its
socket.

6. Replace the sensor cap securely onto the sensor head using the sensor replacement tool.

GDX-350 Transmitter Replacing a Calibrated Sensor

After installing the new sensor, the

If the installed sensor type does not

, an error screen is

350 Transmitter (P/N:

9001) for detailed error screen

7. Apply power to the GDX-350 transmitter.

NOTE: The new sensor is automatically recognized by the GDX-350 transmitter.
The sensor identification screen is displayed at power-up after the new sensor has
been installed.

8.

sensor identification screen is displayed:

• automatically after power-up

• manually by viewing INPUT Type in

the SENSOR SETTINGS/INFO menu.

Figure 2. Sample Sensor Identification Screen

9.
match one of those in the GDX-350
transmitter library
displayed. Refer to operation manual for
the GDX­5600­information.

10. After the sensor identification screen is displayed, the sensor has been successfully installed
and is ready for use.

11. Additional information on span and calibration functions is contained in the operation
manual for the GDX-350 (refer to P/N: 5600-9001).

Toll Free: 1-800-736-4666 • Tel: [phone] • Fax: [phone]

Printed in U.S.A. ® Registered Trademark of Bacharach Inc.

621 Hunt Valley Circle, New Kensington, PA 15068-7074

Website: www.MyBacharach.com • E-mail:

Figure 3. Sample Sensor Error Screen

∇ ∇ ∇

Headquarters:

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5600-9002 (Rev 1) - 2 -