MODEL GFC7000EU CO ANALYZER WITH AUTO-REFERENCE

(Addendum to GFC7000E Manual PN 04584)

 

Warning

Fault Condition

Possible Causes

 

Message

 

 

 

 

 

 

 

 

FRONT PANEL

The CPU is unable to

WARNING only appears on Serial I/O COM Port(s)

 

WARN

Communicate with

Front Panel Display will be frozen, blank or will not

 

 

the Front Panel

respond.

 

 

Display /Keyboard

Failed Keyboard

 

 

 

 

 

 

I2C Bus failure

 

 

 

Loose Connector/Wiring

 

PHOTO TEMP

PHT DRIVE is

Failed IR Photo-Detector

 

WARNING

>4750 mVDC or

Failed Sync/Demod Board

 

 

<250 MVDC

IR Photo-Detector improperly attached to the

 

 

Sample Chamber

 

 

 

 

 

 

BENCH TEMP too high.

 

REAR BOARD

Mother Board not

WARNING only appears on Serial I/O COM Port(s)

 

NOT DET

detected on power

Front Panel Display will be frozen, blank or will not

 

 

up.

respond.

 

 

 

Massive Failure of Mother Board

 

RELAY BOARD

The CPU cannot

I2C Bus failure

 

WARN

communicate with

Failed Relay Board

 

 

the Relay Board.

Loose connectors/wiring

 

 

 

 

 

PURGE PRESS

Purge Pressure

Loss of purge flow

 

WARN

outside of warning

Failed purge pressure sensor

 

 

limits specified by

Purge pressure regulator not set properly

 

 

PURGE_PRESS_SET

 

 

 

variable

 

 

 

 

 

 

SAMPLE PRES

Sample Pressure is

If Sample Pressure is < 15 in-HG:

 

WARN

<15 in-Hg or

Blocked Particulate Filter

 

 

> 35 in-Hg

Blocked Sample Inlet/Gas Line

 

 

Normally 29.92 in-

Failed Pressure Sensor/circuitry

 

 

Hg at sea level

If Sample Pressure is > 35 in-HG:

 

 

decreasing at 1 in-

Blocked Vent line on pressurized

 

 

Hg per 1000 ft of

 

 

Sample/Zero/Span gas supply

 

 

altitude (with no

 

 

Bad Pressure Sensor/circuitry

 

 

flow – pump

 

 

Failed Permapure dryer

 

 

disconnected).

 

 

 

 

 

 

 

 

SAMPLE TEMP

Sample temperature

Ambient Temperature outside of specified

 

WARN

is < 10oC or >

range

 

 

100oC.

Failed Bench Heater

 

 

 

Failed Bench Temperature Sensor

 

 

 

Relay controlling the Bench Heater

 

 

 

Failed Relay Board

 

 

 

I2C Bus

 

SOURCE

Occurs when CO Ref

GFC Wheel stopped

 

WARNING

is <1250 mVDC or

Failed Sync/Demod Board

 

 

>4950 mVDC.

If Status LED’s on the Sync/Demod Board ARE

 

 

 

flashing the cause is most likely a failed:

 

 

Either of these

IR Source

 

 

conditions will result

Relay Board

 

 

in an invalid M/R

I2C Bus

 

 

ratio.

IR Photo-Detector

 

 

 

 

 

SYNC

Phase Lock Loop

GFC Wheel stopped

 

WARNING

(PLL) has lost lock

GFC Wheel rotation very slow/dragging

 

 

 

 

6

05134 Rev -

Page 6
Image 6
Teledyne GFC7000EU manual Fault Condition Possible Causes Message, Warn

GFC7000EU specifications

The Teledyne GFC7000EU is a state-of-the-art gas flow controller renowned for its precision and reliability in various applications. Designed primarily for the semiconductor industry, this advanced instrument excels in managing and controlling gas flows with unparalleled accuracy. Its compact design allows for seamless integration into existing systems, making it a preferred choice for manufacturers aiming to enhance their production processes.

One of the standout features of the GFC7000EU is its ability to provide high-speed control of gas flow. The controller utilizes advanced algorithms that enable rapid response times, ensuring that gas delivery is not only accurate but also stable under dynamic conditions. This is critical in semiconductor manufacturing, where even slight fluctuations in gas flow can lead to defects in the final product.

The GFC7000EU boasts a wide range of flow capabilities, making it versatile for various gases including toxic, corrosive, and reactive types. Its compatibility with multiple gases allows users to optimize their process without the need for extensive modifications to their setups. Additionally, the controller operates efficiently across a broad temperature range, providing reliable performance in varied environmental conditions.

Another significant aspect of the GFC7000EU is its integration with modern communication technologies. It supports various protocols, including RS-232, RS-485, and Ethernet, allowing for easy connection to automation systems and enhancing overall process monitoring and control. This connectivity is vital for real-time data analysis and remote management, improving operational efficiency.

The GFC7000EU is equipped with advanced diagnostics and self-calibration features that minimize downtime. The device includes built-in troubleshooting capabilities and alerts users to any potential issues, ensuring that maintenance can be performed before problems arise. This proactive approach to equipment management enhances productivity and reduces operational costs.

Constructed with high-quality materials, the GFC7000EU is designed for longevity and durability. Its robust housing protects internal components from environmental factors, making it suitable for use in demanding settings. Overall, the Teledyne GFC7000EU stands out as a premier solution for gas flow management, combining cutting-edge technology with user-friendly features to support the evolving needs of the semiconductor and other industries.