7/8 In. Dia. POTENTIOMETER
ELEMENT ROTOR/WIPER KIT
BLACK
RED
WHITE
1/8 Inch TYP. STRIP
6909 Series
6.0 NOMINAL
LEADWIRES
45° MAX.
TYPICAL
.045 .005
.075 REF.
+.002
- .005
ELEMENT I.D.
.186
.702 ±.002
ELEMENT O.D.
R.330 MAX.
ROTOR ARC
STANDARD PRODUCT OFFERING
MS PART NUMBER
RESISTANCE
.075
.005
+.004
- .000
INSULATOR I.D.
.125
6909-1000-030
6909-1002-030
6909-1003-030
RESISTANCE, 6909-1000-030:
6909-1002-030:
6909-1003-030:
ACTIVE ELECTRICAL ANGLE:
ELECTRICAL CONTINUITY ANGLE:
INDEPENDENT LINEARITY:
END VOLTAGE:
VOLTAGE RESOLUTION:
OUTPUT SMOOTHNESS:
RESISTANCE TEMP. COEFFICIENT:
POWER RATING @ 70°C:
WIPER CONTACT CURRENT:
1KΩ ±10%
5KΩ ±10%
10KΩ ±10%
1kΩ ±10%
5kΩ ±10%
10kΩ ±10%
320°
330° MIN.
±0.5%
0.5% MAX.
VIRTUALLY INFINITE
0.1% MAX.
400PPM/°C MAX.
1.0 WATT MAX.
10 MilliAmps MAX.
.200 REF.
ELEMENT ONLY P/N 6909-1000-070
ELEMENT ONLY P/N 6909-1002-070
ELEMENT ONLY P/N 6909-1003-070
STANDARD MODEL
MECHANICAL CHARACTERISTICS
STANDARD MODEL
ELECTRICAL CHARACTERISTICS
MECHANICAL ROTATION:
TOTAL WEIGHT (ELEMENT ONLY):
WIRE LEAD LENGTH:
ELEMENT OUTER DIAMETER:
ELEMENT INNER DIAMETER:
ROTOR OPERATING RADIUS:
STANDARD ROTOR PART No:
INSULATOR INSIDE DIAMETER:
INSULATOR LENGTH:
STANDARD INSULATOR PART No:
CONTINUOUS
0.75 Gm. MAX.
6.0 Inches NOMINAL
0.702±.005 Inch
0.186+.002/-.005 Inch
0.330 MAX.
6909-0000-060
0.127±.002 Inch
0.200+.000/-.005
7040-0005-015
SCHEMATIC DIAGRAM
RED
WHITE
CW
VIEWED FROM ELEMENT FRONT FACE
BLACK
STANDARD
MATERIALS OF CONSTRUCTION
RESISTANCE ELEMENT:
GRIP-RING ROTOR:
INSULATOR:
ELECTRICAL CONTACTS:
LEADWIRES:
CO-MOLDED CONDUCTIVE PLASTIC
HEAT-TREATED BERYLLIUM COPPER
HIGH-TEMP. MOLDED PLASTIC
MULTI-FINGER PRECIOUS METAL
DIRECTLY WELDED TO ROTOR
#30 AWG TYPE ET STRANDED WIRE
TEFLON INSULATED (250V)
STANDARD
ENVIRONMENTAL CHARACTERISTICS
OPERATING TEMP. RANGE:
ROTATIONAL OPERATING LIFE:
-65°C To +125°C
6
100 x 10 REVOLUTIONS MIN.
Position Sensor Products
precisionsensors.meas-spec.com
424 Crown Point Circle, Grass Valley, CA 95945
Ph: 530.273.4608 Fax: 530.273.0769
8-7-13
www.meas-spec.com
7/8 In. Dia. POTENTIOMETER
ELEMENT ROTOR/WIPER KIT
ADJUSTABLE BeCu
GRIP-RING ROTOR
6909 Series
INSULATOR FOR
1/8 In. Dia. SHAFT
WELDED MULTI-FINGER
PRECIOUS METAL CONTACTS
#30 AWG
COLOR CODED
LEADWIRES
CO-MOLDED
CONDUCTIVE PLASTIC
RESISTANCE ELEMENT
STANDARD
ELECTRICAL CHARACTERISTICS
RESISTANCES (±10%):
ACTIVE ELECTRICAL ANGLE:
ELECTRICAL CONTINUITY ANGLE:
INDEPENDENT LINEARITY:
END VOLTAGE:
VOLTAGE RESOLUTION:
OUTPUT SMOOTHNESS:
RESISTANCE TEMP. COEFFICIENT:
POWER RATING @ 70°C:
WIPER CONTACT CURRENT:
1KΩ, 5KΩ, and 10kΩ
320°
330° MIN.
±0.5%
0.5% MAX.
VIRTUALLY INFINITE
0.1% MAX.
400PPM/°C MAX.
1.0 WATT MAX.
10 MilliAmps MAX.
AVAILABLE OPTIONS
CUSTOM RESISTANCE VALUES (500Ω TO 50kΩ)
AND TOLERANCES AS LOW AS ±5%
SPECIAL LINEARITIES AS LOW AS 0.25%, ABSOLUTE
(INDEXED) OR INDEPENDENT OVER SPECIFIED
REGIONS.
ADDITIONAL TAPS, CURRENT OR VOLTAGE
SPECIAL ELECTRICAL ANGLES UP TO 350° MAX.
SPECIAL WIRE LEADS OR CABLES
SPECIAL TERMINATIONS OR CONNECTORS
SPECIAL TRANSFER FUNCTIONS:
NON-LINEAR OUTPUTS
LOAD COMPENSATION
TRIG, LOG, AND EXPONENTIAL OUTPUTS
SPECIAL ELEMENT DIMENSIONS OR FEATURES
SUCH AS LOCATING NOTCHES, SCRIBE MARKS,
CUSTOM SUBSTRATE SHAPES.
CUSTOM ROTOR OR INSULATOR DIMENSIONS
AND FEATURES.
CUSTOM MARKING, IDENTIFICATION OR LOGO.
SPECIAL ENVIRONMENTAL CAPABILITES SUCH AS
HIGH SHOCK AND VIBRATION.
STANDARD
MECHANICAL CHARACTERISTICS
MECHANICAL ROTATION:
TOTAL WEIGHT (ELEMENT):
WIRE LEAD LENGTH:
ELEMENT OUTER DIAMETER:
ELEMENT INNER DIAMETER:
ROTOR OPERATING RADIUS:
INSULATOR INSIDE DIAMETER:
CONTINUOUS
0.75 Gm. MAX.
6.0 Inches NOMINAL
0.702±.005 Inch
0.186+.002/-.005 Inch
0.330 MAX.
0.127±.002 Inch
STANDARD
ENVIRONMENTAL CHARACTERISTICS
OPERATING TEMP. RANGE:
ROTATIONAL OPERATING LIFE:
-65°C To +125°C
100 x 10
6
REVOLUTIONS MIN.
STANDARD
MATERIALS OF CONSTRUCTION
RESISTANCE ELEMENT:
GRIP-RING ROTOR:
INSULATOR:
ELECTRICAL CONTACTS:
LEADWIRES:
CO-MOLDED CONDUCTIVE PLASTIC
HEAT-TREATED BERYLLIUM COPPER
HIGH-TEMP. MOLDED PLASTIC
MULTI-FINGER PRECIOUS METAL
DIRECTLY WELDED TO ROTOR
#30 AWG TYPE ET STRANDED WIRE
TEFLON INSULATED (250V)
Position Sensor Products
precisionsensors.meas-spec.com
424 Crown Point Circle, Grass Valley, CA 95945
Ph: 530.273.4608 Fax: 530.273.0769
8-7-13
www.meas-spec.com
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