02181600-120

02181600-120 Datasheet


Part Number 02180000-060 02181600-120

Part Datasheet
02181600-120 02181600-120 02181600-120 (pdf)
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RVIT 15-60 & 15-120i Rotary Variable Inductance Transducers
• DC operation
• Non-contact electrical design
• Infinite resolution
• Up to 120 degree sensing range
• ±3VDC ratiometric or 4-20mA output
• linearity
• Size 15 servo or flange mount
• Anodized aluminum housing

The RVIT 15-60 and RVIT 15-120i are DC operated, non-contact, angular position sensors featuring MEAS proprietary RVIT Rotary Variable Inductance Transducer technology. Operating from a single rail DC voltage supply, they provide either a ±3VDC RVIT 15-60 or 4-20mA RVIT 15-120i output, over a 120 degree angular sensing range.

The RVIT design utilizes a set of four printed circuit coils and a light-weight conductive spoiler to achieve superior performance with a low moment of inertia. During operation, the light weight spoiler rotates with the transducer shaft, differentially altering the inductance of the printed circuit planar coils. The resulting unbalance is precisely measured using a patented autoplex circuit. This signal is then converted to a linear DC output voltage, proportional to the angle of the rotor shaft. The digital circuit is extremely resistant to environmental disturbances such as EMI and RFI, and is compatible for use with most analog position feedback systems.

The RVIT 15-60 and RVIT 15-120i offer exceptional performance at a competitive price along with the interfacing flexibility of the ±3 VDC and 4-20 mA outputs. The RVIT 15-60 emulates a potentiometer in that the output voltage is ratiometric to the supply voltage, within the limits of the specification. Other standard features include a wide operating temperature range, infinite resolution, and an extremely long rotational life. For higher volume applications, specialized options include special angular sensing ranges, and custom unipolar or bipolar output voltage scaling.

Also see our other DC operated, angular position sensor models, R60D bipolar DC operation, servo size 11 RVIT , R120LC 5VDC operation, low cost RVIT and R30D bipolar DC operated RVDT .

Measurement Specialties, Inc. NASDAQ MEAS offers many other types of sensors and signal conditioners. Data sheets can be downloaded from our web site at:

MEAS acquired Schaevitz Sensors and the SchaevitzTM trademark in
• Extremely long rotational life
• Internal voltage regulation
• Shielded ABEC 3 precision bearings
• Rugged aluminum housing
• Flange mount with shaft seal optional
• Ball valve position
• Throttle level feedback
• Rotary actuator feedback
• Dancer arm position
• Reeler / Dereeler
2015-July

RVIT 15-60/15-120i Rotary Variable Inductance Transducers

PERFORMANCE SPECIFICATIONS

Parameter Angular range Input voltage Input current Sensitivity * Output at range ends * Output current Output impedance Temp coefficient of output Non-linearity Repeatability & hysteresis Frequency response

ELECTRICAL SPECIFICATIONS

RVIT 15-60

RVIT 15-120i
±60 degrees
0 to 120 degrees
to 5.5VDC
10 to 28VDC not to exceed 30VDC
14mA
41mA
10 mV/V/degree
mA/degree
±3.0VDC
1 to 5VDC with 250 Ohm loop resistor
4 to 20mA
maximum
maximum
of FSO per ºF of FSO per ºC], over operating temperature range
of FR
of FRO maximum
25Hz -3dB

ENVIRONMENTAL AND MECHANICAL SPECIFICATIONS

Temperature range Mechanical angular range Bearings Shaft diameter Housing material Mounting Maximum torque Shaft load capability Electrical connection Weight IEC 60529 rating
0°F to +170°F [-18°C to 77°C] Operating -67°F to +257°F [-55°C to 125°C] Storage 360 degrees no stops ABEC 3 precision, matched and preloaded 3/16 inch [4.76mm] Aluminum, black anodize Size 15 servo mount BU-ORD standard or Flange mount with shaft seal with accessory inch.ounce-force gram-force.cm] 10 lb [4.5Kg] Axial and Radial 3 conductor cable, AWG 26, under PVC jacket, 12 inches [30cm] long oz [70grams] IP60

Notes All values are nominal unless otherwise noted FR Full Range is the angular range, end to end 2xAº for ±Aº angular range, Aº for a 0 to Aº range FSO Full Scale Output Largest absolute value of the outputs measured at the ends of the range FRO Full Range Output Algebraic difference in outputs measured at the ends of the range * Ratiometric to input voltage
2015-July

RVIT 15-60/15-120i Rotary Variable Inductance Transducers

WIRING INFORMATION
2015-July

RVIT 15-60/15-120i Rotary Variable Inductance Transducers
ORDERING INFORMATION

Description, standard RVIT ±60 degree range, ±3VDC ratiometric output RVIT 0 to 120 degree range, 4-20mA output

Model RVIT 15-60 RVIT 15-120i

Part Number 02180000-060 02181600-120

Description, custom versions RVIT 0 to 80 degree range, 4-20mA output RVIT 0 to 80 degree range, 20-4mA output RVIT 0 to 90 degree range, 4-20mA output

Model RVIT 15-80i RVIT 15-80i Negative Slope RVIT 15-90i

For the above custom versions or others, consult factory for minimum quantity, pricing, and availability.

Part Number 03181600-080 03181700-080 73180003-000

R-FLEX multipurpose coupling kit Flange Mount for RVIT 15 DC power supply 15VDC for RVIT 15-120i

ACCESSORIES

R-FLEX

PSD 40-15

Refer to our “RVDT and RVIT Accessories” data sheet for other accessories.
66530072-000 04180029-001 02291339-000

TECHNICAL CONTACT INFORMATION

NORTH AMERICA

Measurement Specialties, Inc. 1000 Lucas Way

Hampton, VA 23666 United States

Phone +1-800-745-8008 Fax +1-757-766-4297

Email Web:

EUROPE

MEAS Deutschland GmbH Hauert 13

D-44227 Dortmund Germany

Phone +49- 0 231-9740-0 Fax +49- 0 231-9740-20 Email Web:

ASIA

Measurement Specialties China Ltd. No. 26, Langshan Road High-tech Park North

Nanshan District, Shenzhen 518057 China

Phone +86-755-33305088 Fax +86-755-33305099

Email Web:
2015-July
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Datasheet ID: 02181600-120 647613