PRECISION Series GU
FEATURES:
• special resistance tolerances to 1% • dual gang configuration and concentric shafts
• rear shaft extensions and support bearing
• high torque and center tap
• non turn lug
• special markings and front shaft extensions
• insulating plastic shaft
• servo unit available and slipping clutch
• special independent linearity to ± 0.75%
ELECTRICAL SPECIFICATIONS: ENVIRONMENTAL SPECIFICATIONS:
Resistance range, standard values: 100 Ω to 100 KΩ
ibration: 15g thru 2000Hz
Capability range: 10 Ω to 200 KΩ Shock: 50g
Standard toll: ±5% Rotational life: 1,000,000 cycles
Linearity independent: ±0.25% Load life: 900 hours
Noise: 100 Ω ENR Operating temperature range: -55°C to ±125°C
Rotation (electrical & mechanical): 3600° + 10% Moisture resistant salt spray: 96 hours
Power rating @ 70°C: 2.0 watts
Insulation resistance: 1000 MΩ minimum 500 VDC
Dielectric strength: 1000 V
RMS minimum 60 HZ
Absolute minimum resistance: not to exceed linearity x total
resistance or 1Ω, whichever is greater.
Tempco: 20 ppm/°C (standard values, wire only)
End voltage: 0.25% of total applied voltage, maximum
Phasing: CCW end points - section 2 phased toi section 1
within ± 2°
Taps: center tap only
MECHANICAL SPECIFICATIONS:
Torque (maximums): starting Weight (maximums):
Section 1: 0.5 oz - in (36gm - cms) Section 1: 0.75 oz (21.26 gm)
Section 2: 0.9 oz - in (65gm - cms) Section 2: 1.25 oz (35.44 gm)
Torque (maximums): running
Stop strength: 1.75 oz - in (static) (5.4Kgm - cm)
Section 1: 0.4 oz - in (28.80gm - cms)
Section 2: 0.7 oz - in (50.40gm - cms) Ganging: 2 sections maximum
Precision Wirewound Potentiometer - 7/8" (22mm)
