Questions_and_Answers.docx

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Pressure Regulators and Mass Flow Controllers Federal contract opportunity
Solicitation number
NRMJ3000-16-00798CM
Issued by
Department of Commerce National Oceanic and Atmospheric Administration

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Questions and Answers

Q.

Controllers:

2 Nitrogen Mass flow controller 5000 2 Nitrogen Mass flow controller 500 3 Nitrogen Mass flow controller 100 2 Nitrogen Mass flow controller 20000

We will need the type of piping connections you require.

We will need the nitrogen pressure.

We will need the type of digital and analog signals you require.

Meter:

1 Nitrogen Mass flow meter 20000

This meter is not available in a multi-gas configuration.

We will need the type of piping connections you require.

We will need the nitrogen pressure.

We will need the nitrogen temperature.

We will need the type of digital and analog signals you require.

Pressure Controller:

We will need to know the gas being controlled.

We will need to know the flow rate.

We will need to know whether you are looking to control inlet or outlet pressure.

We will need to know the inlet and outlet pressures.

We will need to know the temperature.

We will need the type of piping connections you require.

We will need the type of digital and analog signals you require.

A.

Description
Connections
Pressure
Signals
Temperature
Nitrogen MFC 5000
¼” swage
100-300 kPa
0-5 VDC,

Ethernet or RS 485 30 C

Nitrogen MFC 500
1/8” swage
100-300 kPa
0-5 VDC,

Ethernet or RS 485 30 C

Nitrogen MFC 100
1/8” swage
100-300 kPa
0-5 VDC,

Ethernet or RS 485 30 C

Nitrogen MFC 20000
3/8” swage
100-300 kPa
0-5 VDC,

Ethernet or RS 485 30 C

Nitrogen mass flow meter 20000

3/8” VCR
100-300 kPa
0-5 VDC,

Ethernet or RS 485 30 C

For the pressure controller, we need:

Gas: nitrogen Flow rate: 50 L/Min maximum Control inlet pressure Inlet pressure: 150 Torr Outlet pressure: <30 Torr Temperature: 30 C Connections: 3/8” VCR Signals: 0-5 VDC, Ethernet or RS 485 or other standard digital communication

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