光学斩波器

SR540 Optical Chopper

光学斩波器

4 Hz to 3.7 kHz Chopping Frequencies

Low Phase Jitter

Single and Dual Beam Experiments

Sum & difference Reference Outputs

Bolt Clamp or Rod Mounting

SR540 Optical Chopper

Chop frequency

4 Hz to 400 Hz (5/6 slot blade)

400 Hz to 3.7 kHz (25/30 slot blade)

Frequency stability

250 ppm/°C (typ.)

Frequency drift

<2 %, 100 Hz < f < 3700 Hz

Phase jitter (rms)

0.2° (50 Hz to 400 Hz)

0.5° (400 Hz to 3.7 kHz)

Frequency display

4-digit, 1 Hz resolution and accuracy

Frequency control

10-turn pot with 3 ranges:

4 Hz to 40 Hz

40 Hz to 400 Hz

400 Hz to 3.7 kHz

Input control voltage

0 to 10 VDC for 0 to 100% of full scale. Control voltage overrides frequency dial.

Reference modes

?inner, ?outer, 5 × ?outer, ?inner + ?outer, ?outer - ?inner

Dimensions

Controller: 7.7" × 1.8" × 5.1" (WHL)

Chopper head: 2.8" × 2.1" × 1.0" (WHL)

Blade diameter

4.04" ±0.002"

Cable length

6 ft.

Power

12 W, 100/120/220/240 VAC, 50/60 Hz

Warranty

One year parts and labor on defects in materials and workmanship, 90 days on motor.

Power

10 W, 100/120/220/240 VAC, 50/60 Hz

Warranty

One year parts and labor on defects in materials and workmanship