Atec Genrad-1531-AB - Manual (Page 2)

ORDERING INFORMATION
Catalog Number Item Voltage Model (V)
1531-9430 1531-AB 115
1531-9440 1531-AB 230
1538-9701 1538-A 115
1538-9702 1538-A 230
INCLUDES:
Calibration Certifi cate Traceable to NIST
Adjustable Neck Strap
Phone plug for input and output jacks
Power Cord
Features
Power: 100 to 125 V, or 200 to 250 V, 50 to 400 Hz, 25 W
max for 1531, 15 W max for 1538; 1538 can also be
powered from 20 to 30 V DC, 12 W max.
Mechanical: Flip-Tilt Case.
Dimensions: 16.8 cm H x 27.0 cm W x 15.6 cm D
(6.63" x 10.63" x 13")
Weight: 3.5 kg (7.5 lb.) net, 4.6 kg (10 lb.) shipping
SPECIFICATIONS
SERIES 1531-AB:
Flash Rate:
110 to 25,000fpm in 3 ranges; speeds up to
250,000rpm can be measured.
Accuracy: ±1% of reading after calibration on one
range against 50-to-60Hz line frequency.
External Trigger: Input and output connections are phone
jacks.
Input: Contact opening, pulse ≥ +6V pk-pk,
or sinewave ≥ 2V rms for f>5Hz.
Output: Negative pulse ≥ 500 to1000V.
Light Output: Beam width 10º degrees at ½-intensity
points.
Flashes per
minute
Duration*
(μs)
Energy**
(watt-seconds)
Beam intensity***
(candela)
at 690 3 0.5 11 x 10
6
at 4170 12 0.09 3.5 x 10
6
at 25,000 0.8 0.014 0.6 x 10
6
* Measured at 1/3 peak intensity.
** Electrical input to lamp.
*** Measured with silicon photo detector 1 meter from lamp;
single-fl ash beam intensity is 18 x 106 candela
SERIES 1538-A:
Flash Rate: 110 to 150,000fpm in 4 ranges; speeds up
to 1,000,000 rpm can be measured.
Accuracy: 1% of reading after calibration on 670-to-
4170fpm range against 50-to-60Hz line
frequency.
External Trigger: Input and output connections are phone
jacks.
Input:
Contact closure, pulse ≥ +1V pk-pk,
or sinewave ≥ 0.35V rms for f>5Hz (3.5V at
10Hz)
Output:
≥ +6V behind 400 Ω.
Light Output: Beam width 10º at ½-intensity points.
* Measured at 1/3 peak intensity.
** Electrical input to lamp.
*** Measured with silicon photo detector 1 meter from lamp; single-
fl ash beam intensity with - P4 is 44 x 10
6 candela
Flashes per
minute
Duration*
(μs)
Energy**
(watt-seconds)
Beam intensity***
(candela)
at 690 3 0.5 15 x 10
6
at 4170 1.2 0.09 5 x 10
6
at 25,000 0.8 0.014 1 x 10 6
at 150,000 0.5 0.0023 0.16 x 10 6
OPTIONS
Calibration Data
1538-9601 1538-P1 Replacement Strobotron Flash Lamp,
for 1531/1538
Accessories for 1538-A only:
1538-9602 1538-P2 Extension Lamp
1538-9603 1538-P3 Battery and Charger
1538-9604 High Intensity -Flash Capacitor; increases output
534 Main Street, Westbury, NY 11590
IET LABS, INC.
in the
G en R ad
Tradition www.ietlabs.com
TEL: (516) 334-5959 • (800) 899-8438 • FAX: (516) 334-5988
Con tents
p. 2
Applic.
pp. 4-8 Selection
pp. 9-11
Products
pp. 12-87
GenRad
prod ucts
pp. 50-87
Index
p. 89
73
Electronic Stroboscopes
1531-AB and 1538-A Strobotac 1531-AB and 1538-A Strobotac®® Series Series
p. 2 of 2
1531-38/p2/2/05-01-06