Configuration Options

The following options are available for GV50A Mass Flow Controllers with Shut-off Valve
Ordering Code Example: GV50A013502R6V020

Configuration Option

Option Code

GV50A Mass Flow Controller GV50A
Gas (Per Semi Standard E52-0703)
Nitrogen (N2) 013
Ammonia (NH3) 029
Sulfur Hexafluoride (SF6) 110
Other Gas Options See Here
Flow Range Full Scale
5 sccm 500
10 sccm 101
20 sccm 201
50 sccm 501
100 sccm 102
200 sccm 202
500 sccm 502
1000 sccm 103
2000 sccm 203
5000 sccm 503
10000 sccm 104
20000 sccm 204
30000 sccm 304
50000 sccm 504
Fittings (compatible with)
6 mm Swagelok M
8 mm Swagelok E
10 mm Swagelok P
12 mm Swagelok F
0.125 in. Swagelok (1000 sccm or below) A
0.25 in. Swagelok S
0.5 in. Swagelok K
0.375 in. Swagelok J
2 VCR Male (1000 sccm or below) B
4 VCR Male R
8 VCR Male T
4 VCO Male G
8 VCO Male D
NW16 ISO-KF U
Connector
EtherCAT 8
DeviceNet 6
RS485 (9 pin connector) 5
Profibus (1480 Compatible) 4
Profibus (1179B Compatible) 3
PROFINET 9
9 pin D connector (Analog 0-5 VDC) A
9 Pin D connector, Tied Grounds (Analog 0-5 VDC) L
15 pin D connector (Analog 0-5 VDC) B
15 pin D connector, Tied Grounds (Analog 0-5 VDC) M
15 pin D connector (Analog 4-20 mA) H
Seal Materials
Viton® V
Buna-N B
Neoprene® N
EPDM E
Kalrez K
Valve/Device Type
Normally Closed 0
Firmware
MKS will ship firmware revision current to date 20
Description
GV50A Elastomer sealed 5-50,000 sccm Mass Flow Controllers with Shut-off Valve

GV50A

Mass Flow Controller, Multi-gas, Multi-range, Elastomer-sealed, 50 slm, Shut-off Valve

Specifications

  • Type
    Mass Flow Controller
  • Full Scale Flow Range
    5-50,000 sccm
  • Control Range
    2-100% of Full Scale
  • Fitting Type
    Compatible with:
    6 mm Swagelok
    8 mm Swagelok
    10 mm Swagelok
    12 mm Swagelok
    0.125 in. Swagelok (for 1000 sccm N2 equivalent or below)
    0.25 in. Swagelok
    0.5 in. Swagelok
    0.375 in. Swagelok
    Swagelok 4 VCO male
    Swagelok 4 VCR male
    Swagelok 8 VCR male
    Swagelok 8 VCO Male
    Swagelok 2 VCR Male (for 1000 sccm N2 equivalent or below)
    KF-16
  • Seal Material
    Viton®
    Buna-N
    Neoprene®
    EPDM
    Kalrez
  • Connector
    EtherCAT
    DeviceNet
    RS485 (9 pin connector)
    Profibus (1480 Compatible)
    Profibus (1179B Compatible)
    PROFINET
    9 pin D connector (Analog 0-5 VDC)
    9 Pin D connector, Tied Grounds (Analog 0-5 VDC)
    15 pin D connector (Analog 0-5 VDC)
    15 pin D connector, Tied Grounds (Analog 0-5 VDC)
    15 pin D connector (Analog 4-20 mA)
  • Maximum Inlet Pressure
    150 psig
  • Normal Operating Pressure Differential
    10-5000 sccm; 10-40 psid, 10000-0000 sccm; 15-40 psid, 30000-50000 sccm; 25-40 psid
  • Proof Pressure
    1000 psig
  • Burst Pressure
    1500 psig
  • Typical Accuracy
    ± 1% of set point for 20 to 100% Full Scale, ± 0.2% of Full Scale for 2 to 20% Full Scale
  • Repeatability
    ± 0.3% of Reading
  • Resolution
    0.1% of Full Scale
  • Zero Temperature Coefficient
    < 0.05% of Full Scale/°C
  • Span Temperature Coefficient
    < 0.08% of Reading/°C
  • Inlet Pressure Coefficient
    < 0.02% of Reading/psi
  • Typical Settling Time
    <750 msec, typical above 5% Full Scale
  • Warm-up Time
    30 minutes
  • Operating Temperature
    10-50°C
  • Storage Humidity
    0-95% Relative Humidity, non-condensing
  • Storage Temperature
    -20° to 80°C
  • External Leak Integrity
    < 1 x 10-09 (scc/sec He)
  • Leak Integrity Through Closed Valve
    Up to 10K valve <0.1% of Full Scale at 40 psig to atmosphere, 20K - 50K valve <1.0% of Full Scale at 40 psig to atmosphere
  • Wetted Materials
    316L S.S. VAR, 316 S.S., Elgiloy®, KM-45
  • Surface Finish
    16µ inch average Ra
  • Weight
    3 lbs (1.4 kg)
  • Compliance
    CE

Features

Wide Choice of Digital and Analog Interfaces

The GV50A digitally controlled MFC is available with either analog or digital I/O. The digital control electronics utilize the latest in MKS control algorithms providing fast and repeatable response to set point throughout the device control range. Typical response times are on the order of 500 milliseconds. The GV50A’s analog and digital I/O can easily be used to replace those same I/O types of the 2179A MFCs. All GV50As include Modbus as an available secondary I/O (excludes PROFINET® and EtherCAT®).

Standard 3 inch Footprint

The GV50A utilizes the standard 3-inch footprint most often used by MFCs in the 5 sccm to 50 slm flow rate range enabling its use without the need to modify existing gas line configurations.

All Metal Wetted Surfaces

The design of the GV50A incorporates a minimal use of elastomers. There is only one external elastomer seal and elastomer valve plug. Otherwise, all wetted surfaces are of metal. The GV50A comes standard with Viton® seals along with options for Buna, Neoprene®, EPMD or Kalrez® allowing for the device’s use with gases requiring one of these alternatives.

Percent of Setpoint Accuracy

Included digital calibration yields 1% of set point accuracy with N2 calibration gas for 20 to 100% of the full scale flow range.  Set point accuracy enables precise process control vs accuracy stated relative to full scale.  For mass flow rates of 2 to 20% full scale the accuracy is ±0.2% of full scale.

Embedded User Interface

An embedded user interface provides the ability to easily change device range and user gas which reduces inventory requirements. You can also monitor MFC functionality and collect performance data in-situ.

Patented Thermal Sensor

A well proven, patented thermal sensor design provides exceptional zero stability. US Patent No 5461913.

Integral Shut-off Valve

The GV50A incorporates a normally closed, diaphragm type positive shut-off valve. This shut-off valve provides closure to 4x109 scc/sec of Helium.

Communication Options/Specifications

Digital I/O DeviceNet™ RS485 Profibus® EtherCAT® PROFINET®
Input Power Required +11 to +25 VDC per (<2 watts) +15 to +24 VDC (<2 watts) +15 to +24 VDC (<2 watts) +24 VDC (<3 watts) +24 VDC (<3 watts)
Connector 5 pin micro connector (power and comm.) 9 pin Type D male (power and comm.) 9 pin Type D male (power)
9 pin Type D female (comm.)
2 x RJ-45 (comm.) male, M8 male,
5 pin (power)
2 x RJ-45 (comm.) male, M8 male,
5 pin (power)
Data Rate Switch/Selection 4 positions: 125, 250, 500K (Default)
(programmable over network)
No switch Set data rate via RS485 No switch Set data rate via Profibus No switch No switch
Comm. Rate(s) 125 Kbps; 250 Kbps; 500 Kbps 9.6 Kbps; 19.2 Kbps 38.4 Kbps 9.6 Kbps to 12 Mbps 100 Mbps 100 Mbps
MAC ID Switches/Addresses 2 switches, 10 positions; 0,0 to 6,3 1 to 254 Set address over RS485 Station Addresses 0,0 to 9,9 2 switches, 10 positions 3 switches, 16 positions N/A
Network Size Up to 64 nodes Up to 32 nodes Up to 99 nodes Up to 4095 nodes N/A
Visual Indicators LED Network (green/red)
LED Module (green/red)
LED Comm (yellow)
LED Error (red)
LED Comm (green/red)
LED Error (green/red)
LED Power (green)
LED Run (green)
LED Error (red)
LED Comm (green)
LED Maint (amber)
LED BUS Fault (red)
LED Ready (green)
LED Sys Fault (red)
Compliance CE CE CE CE CE

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