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Gemco Linear Feedback

Linear Feedback
Linear Displacement Transducer

Gemco 953 VMAX LDT

The new GEMCO® Electric 953 Series VMAX Linear Displacement Transducer (LDT) from AMETEK Automation & Process Technologies was developed to meet the most demanding processing challenges, regardless of application or operating environment.The highly versatile VMAX LDT offers absolute accuracy and reliability with high resolution and precision repeatability. The VMAX LDT is resistant to contaminants and environmental conditions and is IP68 rated. Its rugged and durable mill-duty construction exceeds competitive offerings. Its vibration resistance is lab tested at 30 Gs and shock resistance is lab tested at 1000 Gs. The unit’s sleek housing offers unlimited installation flexibility. The LDT is easy to install and set up. It features the latest generation of magnetostrictive position-sensing technology with automatic gain circuitry and factory calibrated zero point. Custom configurations are available to meet specific end user requirements.

Features:
SSI (Synchronous Serial Interface) 24, 25 or 26 Bit, Binary or Gray Code, Synchronous or Asynchronous Mode
Digital Outputs, Start/Stop, Variable Pulse (PWM), Control Pulse
Analog Outputs, 0-10 VDC, +/-10 VDC, 0-5 VDC, +/-5 VDC, 4-20mA
High Shock Resistance to 1000Gs (lab tested)
High Vibration Resistance to 30Gs (lab tested)
Removable Cartridge for Hydraulic Applications
Resolution to 0.00006”
Linearity +/- 0.01%
Wide Input Range of 7-30 VDC @ 1 Watt
Heat & Contaminant Resistance
IP68 Rating
Tri-color Diagnostic LED
Programmable Zero & Span
Sensor Length up to 300"

 
 

Gemco 950IS Intrinsically Safe LDT

Intrinsically Safe LDT - The 950IS is an intrinsically safe analog system.  The system uses a remote transmitter mounted in a safe area wired through intrinsically safe barriers to the LDT, which may be mounted in a hazardous area.  The term 'Intrinsically Safe' pertains to a device's inability to produce an electrical spark of enough significance to cause ignition. This system incorporates circuitry that is U.L. listed for use in Class I, Groups C and D, Class II, Groups E, F and G, and Class III hazardous locations.     

Specifications:
Input Voltage/Current Draw
- 24 VDC @ 85mA max.115 VAC 50/60 Hz @ 6 VA230 VAC 50/60 Hz @ 6 VA
Output- 0 to 10 VDC or 10 to 0 VDC4 to 20mA or 20 to 4mA
Linearity-. 01"
Repeatability- +/- 0.01% of Full Stroke
Operating Temperature ,Head Electronics,Guide Tube- 10° to 180° F (-23° to 82° C)-40° to 185° F (-40° to 85° C)
Operating Pressure- 3000 psi Operational, 8000 psi Spike
Span Length- 1" to 300"
Null Zone- 2"
Dead Band-5"
Connectors-2 Pin 12mm
Enclosure- IP65

 
 

Gemco 950MD Mill Duty Housing LDT

Mill Duty Housing -The Gemco Electric 950MD Mill-Duty Housing is a stainless steel housing designed to protect LDTs in harsh or high temperature environments such as those found in heavy industrial plants and processes. In addition, it is also used where Nema 4 protection is required or where mounting limitations exist.

The 950MD housing is designed to protect the LDT from physical and environmental damages such as temperature, corrosives, shock and vibration, or dust & debris.

 
 

Gemco 951 Quik-Stik II LDT

Quik-Stik II LDT -The Series 951 Quik-Stik II is a high accuracy, high-speed “rod style” non-contact linear transducer, available in stroke lengths up to 300". The Quik-Stik II is highly featured with a variety of analog, velocity and pulsed outputs.  The Quik-Stik II can be programmed via a hand held programmer or a PC. The Quik-Stik II LDT, with its high resolution and industrial construction, is at home in areas such as assembly automation, material handling, robotics, and any other industrial area where highly accurate and reliable continuous linear position sensing is needed.

Overview
Input Voltage-15 VDC to 26 VDC
Current Draw-< 200mA at 15 VDC
Output Analog (Position)- Absolute Analog Position via Digital-  to-Analog Converter-10 to 10 VDC 16-Bit (65,535) Resolution,0 to 10 VDC 15-Bit (32,768) Resolution, -5 to 5 VDC 15-Bit (32,768) Resolution, 0 to 5 VDC 14-Bit (16,384) Resolution, 4 to 20mA 16-Bit (65,535) Resolution
Analog (Velocity)- 0 to +/-10 VDC 12-Bit (4,096) Resolution0 to +/-5 VDC 11-Bit (2,048) Resolution
Digital- TTL Level Pulse/Pulse, RS422 Pulse/PulseRS422 Pulse Width Modulated Resolution Internal Analog Output.001"16 Bit ( One Part In 65,535 )
Linearity- Less than 0.05% of Full Stroke with +/- 0.002"(+/- 0.05 mm) Maximum
Repeatability- +/- 0.001% of Full Scale or +/- 0.0004" (0.102 mm), whichever is greater
Hysteresis-.001" (.025 mm) Maximum

Operating Temperature
Head Electronics
- 40° to 155° F (-40° to 70° C)
Guide Tube- -40° to 220° F (-40° to 105° C)
Operating Pressure- 5000 psi Operational, 10,000 psi Spike
Span Length-1" to 300"
Null Zone-1.5"
Dead Band- 2.25"
Connectors-1/4 Turn MS Connector Standard. Potted Pigtail Assembly Available Optionally
Update Time- 2ms Typically
Enclosure- IP67

 
 

Gemco 952 BlueOx LDT

BlueOX LDT - The Series 952 BlueOx is designed for applications where high accuracy, high speed, and survival are important.  It is lab tested and field proven to stand up to high shock and vibration. With test results of 2,000 G's of shock and 30 G's of random vibration without false signals or mechanical damage, the BlueOx is ready to perform on the most demanding applications. The BlueOX has standard outputs and connectors that can easily replace competitive brand transducers. It is available in stroke lengths up to 168".

Overview
Input Voltage- Analog: 13.5 to 30 VDCDigital: 13.5 to 26.4 VDC, or +/- 15 VDC
Current Draw- < 200mA at 15 VDC
Output- Analog: 0 to 10 VDC or 10 to 0 VDC, 4 to 20mA or 20 to 4mADigital: Start/Stop, Control Pulse or Pulse-Width Modulated/Variable Pulse (PWM/VP)
Resolution Internal Analog Output- 0.001” 16 Bit (1 part in 65,535)
Linearity- +/-0.05% of Full Scale
Repeatability- +/-0.006% of Full Scale(+/- .002 inch min.)
Hysteresis- +/-.02% of Full Scale

Operating Temperature 
Head Electronics
-  -40° to 158° F (-40° to 70° C) 
Guide Tube- -40° to 221° F (-40° to 105° C
Operating Pressure- 5000 psi Operational, 10,000 psi Spike
Span Length- 2” to 168”
Null Zone- 2”
Dead Band- 2.5"
Connectors- 2mm Micro 5 Pin, CE Approved (Analog Only),10 Pin 1/4 Turn MS Connector, Potted Pigtail Assembly,Optional Temposonics II & III Connectors
Update Time Analog-    1ms (Stroke Lengths 1” to 50”), 2ms (Stroke Lengths 51” to 100”), 3ms (Stroke Lengths 101” to 150”), 4ms (Stroke Lengths 151” to 168”)
Digital- Controller Dependent
Enclosure- IP67
Approvals- CE ( Analog 12mm Micro 5 Pin Connector Only )
 
 

Gemco 940 LDT

The Gemco Electric Series 940 Linear Position Sensor is a “rod style” transducer designed to provide accurate and absolute machine positioning.  The LPS is offered in pre-engineered lengths with a variety of analog outputs.  The LPS is ideal for applications where continuous machine position is needed and is commonly used as a replacement for limit and proximity switches or used in hydraulic cylinders.   

Specifications
Input Voltage
- 15 to 26 VDC
Current Draw Voltage Current- 50mA MaxN/A
Output- 0 to 10 VDC or 10 to 0 VDC4 to 20mA
Position Accuracy- 0.1% of Full Stroke
Linearity- +/- 0.05% of Full Stroke
Repeatability- 0.01% of Full Stroke
Operating Temperature Head Electronics Guide Tube- -4° to 158° F (-20° to 70° C)-40° to 185° F (-40° to 85° C)
Operating Pressure- 3000 psi Operational, 8000 psi Spike
Span Length- 1" to 96"
Null Zone- 2"
Dead Band- 5"
Connectors- 12mm 4 Pin Micro
Enclosure- IP65

 
 

Gemco 925 Linear Cable Reel Sensor

The Gemco Electric series 925 Linear Cable Reel Sensor can be used in any linear application up to 1200 inches. The system consists of a heavy-duty spring motor assembly attached to a precision machined cable drum. As the cable is pulled off of the precision drum, the drum rotates a shaft connected to it. The shaft is precisely geared such that the full number of revolutions of the drum is equal to the appropriate number of revolutions required by the chosen sensor. The Series 925 Linear Cable Reel Sensor can be used with our Series 1746 Resolver Input Card and a Series 2120 PLC Transducer Module.The 925 Cable Reel also provides accurate position feedback for linear motion up to 100 feet. Mounting for either resolver, encoder, cam switch or rotary potentiometer.

Specifications
Stroke Range- Up to 1200 inches (100 ft.) standard
Mechanical Accuracy- 0.05% of active stroke
Speed Range- Variable
Cable Tension - Type A unit 2.5 lbs. to 4.2 lbs. (stroke to 96"), Type A unit 1.25 lbs. to 4.2 lbs. (stroke to 192"), Type B unit 1.6 lbs. to 14.27 lbs., Type C unit .75 lbs. to 16.30 lbs.
Cable Material- .56 (actual) stainless steel aircraft grade
Housing Material- 10 gage cold rolled sheet steel with baked enamel paint finish
Seal- Splash Proof
Temperature Range- Sensor dependent (most encoders and potentiometers are around 0° to 180° F standard, resolvers are typically -50° to 250° F). Check manufacturers specs
 
 

Gemco 955A BRIK Gen III LDT

The Gemco Electric 955A BRIK is an accurate, programmable zero and span, non-contact linear position sensor in an economical, low profile package. The BRIK is a self-contained unit and does not have a can or head assembly. All of the electronics are incorporated in the transducer which is less than one inch tall. It is available in analog, digital, and quadrature outputs. The BRIK can be ordered in span lengths up to 180 inches long in 0.1 inch increments. Applications include: Presses, blow molding, extrusion, roll positioning, dancer control and many more.

Overview
Output Type
V0
 = 0 - 10 VDC
V1 = 10 - 0 VDC
C4 = 4 to 20 mA
C2 = 20 to 4 mA
D0 = Differential 0 - 10 VDC*
D1 = Differential 4 - 20 mA *

*Analog differential output is the difference between  two magnets. Minimum distance is 2.5”.

Stroke in Inches
Insert stroke in inches to 0.1 inch. Enter as a four-place number. Example: 12.0 in stroke entered as 0120. To convert a metric stroke in millimeters, multiply millimeter value by 0.03937 to arrive at inch value.

Options
X
 = No options
E = Wet environment. Electronics sealed to IP 68 Rating.

 
 

Gemco 955D BRIK Gen III LDT


The 955D BRIK is an accurate, programmable zero and span, non-contact linear position sensor in an economical, low profile package. The BRIK is a self-contained unit and does not have a can or head assembly. All of the electronics are incorporated in the transducer which is less than one inch tall. It is available in analog, digital, and quadrature outputs. The BRIK can be ordered in span lengths up to 180 inches long in 0.1 inch increments. Applications include: Presses, blow molding, extrusion, roll positioning, dancer control and many more.

Overview
Input Voltage-  13.5 to 30 VDC
Current Draw- 2.5 Watts Maximum, 120 mA @ 15 VDC Typical
Output- Control Pulse, Variable Pulse, Stop/Start
Resolution-  Controller Dependent
Non-Linearity-  +/- 0.05% of Stroke
Repeatbility- +/- 0.006% of Full Stroke
Hysteresis- +/- 0.02% of Full Scale
Update-  Controller Dependent
Operating Temperature-  -20° to 70° C
Span Length-  5” to 180”
Null Zone- 3.00”
Dead Zone- 2.00”
LED-  Green = Power is applied and magnet is present.  Red = Fault, magnet is in the Dead Zone or lost.  Yellow = No Interrogation Signal
Connector - Standard 6 Pin Micro 12mm Euro Connector
Approvals - CE
Enclosure- IP67, IP68 Optional

 
 

Gemco 955DQ BRIK Gen III LDT

The Gemco Electric 955DQ BRIK is an accurate, programmable zero and span, non-contact linear position sensor in an economical, low profile package. The BRIK is a self-contained unit and does not have a can or head assembly. All of the electronics are incorporated in the transducer which is less than one inch tall. It is available in analog, digital, and quadrature outputs. The 955DQ BRIK is an accurate, auto-tuning, non-contact linear displacement transducer in an economical, low profile package with direct quadrature output.

Overview
Input Voltage
- 13.5 to 30 VDC
Current Draw- 2.5 Watts Maximum, 120 mA @ 15 VDC Typical
Output- Quadrature Output A+, A-, B+, B-, Z+, Z-Line Drivers: 5V or Input Power
Resolution- 0.001”
Non-Linearity-  +/- 0.05% of Stroke
Repeatbility- +/- 0.006% of Full Stroke
Hysteresis- +/- 0.02% of Full Scale

Update
50” or less
 - 1mS (Stroke Lengths 5” - 50”)
51” to 100” -  2mS (Stroke Lengths 51” - 100”)
101” to 150” -  3mS (Stroke Lengths 101” - 150”)
151” to 180” -  4mS (Stroke Lengths 151” - 180”)
Operating Temperature -  -20° to 70° C
Span Length-  5” to 180”
Null Zone- 3.00”
Dead Zone- 2.00”
LEDGreen = Power is applied and magnet is present. Red = Fault, magnet is in the Dead Zone or lost.
Connector - Standard 12 Pin Micro (Option E)12mm Euro Connectoror 10 Pin HRS (Option H)
Approvals - CE
Enclosure-  IP67, IP68 Optional (Connector Option E Only)
 
 

Gemco 955LC BRIK LDT

The Gemco Electric 955LC BRIK is an accurate, programmable zero and span, non-contact linear position sensor in an economical, low profile package. The BRIK is a self-contained unit and does not have a can or head assembly. All of the electronics are incorporated in the transducer which is less than one inch tall. It is available in analog, digital, and quadrature outputs. The 955LC BRIK is a self-contained unit and does not have a can or head assembly. All of the electronics are incorporated in the transducer which is less than one inch tall. Units can be ordered in span lengths up to 180 inches long in 0.1 inch increments. The magnet slide is designed to move effortlessly along the transducer in guide tracks. 

Overview
Input Voltage- 24 VDC  +/- 20%
Current Draw- 100 mA Max.
Output- 0 to 10 VDC, 10 to 0 VDC, 4 to 20 mA,  20 to 4 mA
Linearity- +/- 0.05% of stroke or +/- 0.028”, whichever is greater
Accuracy- 0.1% of full stroke
Repeatability- +/- 0.01% of full stroke or +/- 0.014”, whichever is greater
Operating Temperature-  -20° to 70° C
Span Length- 6” to 36”Consult factory for vertical applications over 36” long
Null Zone-  3.00”
Dead Zone- 1.50"
Connector- Standard 4 pin micro 12mm Euro connector
Agency Approvals- CE Approved
Enclosure- IP67
 
 

Gemco 955S Smart BRIK LDT

The Gemco Electric 955S BRIK is an accurate, programmable zero and span, non-contact linear position sensor in an economical, low profile package. The BRIK is a self-contained unit and does not have a can or head assembly. All of the electronics are incorporated in the transducer which is less than one inch tall. It is available in analog, digital, and quadrature outputs. The 955S Smart BRIK is designed for applications where economical continuous feedback is necessary. The sensor can be a cost effective replacement to limit and proximity sensors and linear potentiometers. Applications include presses, blow molding, injection molding, extruding, roll positioning and many more.          

Overview
Input Voltage-  10 - 30 VDC
Current Draw-  100 mA Max.
Output-  V0 = 0 - 10,  VDCV1 = 10 - 0,  VDCV2 = -10 to 10, VDCV3 = 10 to -10, VDCV4 = 0 to 5,  VDCV5 = 5 to 0 VDCV6 = -5 to 5,  VDCV7 = 5 to -5,  VDCC4 = 4 to 20,  mAC2 = 20 to 4 mA
Linearity-  +/- 0.05% of Full Stroke
Accuracy- +/- 0.1% of Full Stroke
Repeatability- +/- 0.01% of Full Stroke
Operating Temperature- -40° to 158° F (-40° to 70° C)
Span Length-  4” - 180”
Null Zone-  3”
Dead Zone- 1.5”
Connectors-  12mm Micro 4 Pin
Enclosure-  IP67, IP68 Optional
Approvals- CE, FM Class I, Div 2 Optional 
 
 

Gemco 956 BLOK Housing Option

The Gemco Electric 956 BLOK is an optional housing for the 955 Brik LDT. This housing adds a chamber, magnet and piston. The streamlined anodized aluminum extrusion houses the sensing element and electronics. The piston assembly moves over the sensing element that determines the position and converts it to a readable output. The BLOK is a self-contained unit and does not have a can or a head assembly.   

Overview
Units can be ordered in span lengths up to 36 inches long in 0.1 inch increments. This transducer can be mounted vertically or horizontally in an application. Optional spherical rod ends are available.
 
 

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