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Anemometers
Air Speed, Temperature and Relative Humidity
Event Recorders - Measures downtime &
production time
4-20mA
Amperometer-Calibrator
Monitor & regulate 4-20mA outputs, Measure
currents, LCD display, Calibrate recorders & other features
Dangerous Gas Leak Detectors
Over 100 combustible and toxic gases
Gas Detectors - Wall mounted, visual/audio
alarms
Gas Detectors - Portable, visual/audio alarms
Gas Calibrating Kits
Humidity/Temperature Indicators
Humidity/Temperature Transmitters
Industrial Fluids Testers
Coolants, cutting oils, lubricants & other fluids
Optical & digital
Infra-Red Thermometers
Moisture Meters
Paper
Cotton
pH/Conductivity Meters
pH Monitors - 4-20mA
pH/mV/Temperature Meters
pH/ORP Electrodes
pH/ORP Simulators
pH/ORP Transmitters
REFRACTOMETERS COMPLETE LINE
Atago Refractometers
Industrial Fluids Testers
Coolants, cutting oils, lubricants & other fluids
Optical & digital
Reichert (Leica)
Refractometers
Over 10 models - Brix, salinity, clinical, industrial fluids, bench top Abbe
type, brake fluids and battery/coolants
Clinical Refractometers
Measure urine s.g., serum or plasma protein, cupric sulphate s.g. used in
hospital labs, vet clinics and other health centers
Digital Desktop Refractometers
Large 2.5" LCD display, 4 models, 5 Year Warranty,
Hi/Low alarm feature
Kernco's Special Refractometers
Discounts up to 50% on some. 8 different ranges
ATC Refractometers
Temperature Compensated, 7 different ranges, Large discounts
Kernco's Multi Range Models - 0-72%, 0-80%
and 0-90%
New Digital Portable Refractometers, 5 Year warranty,
6 models
Starch Refractometers
Static Meter
Detect static charges
Locate source of static
Hand-held, digital
Stroboscopes
7 Models available
Tachometers
Contact Type
Contact/Non Contact Type
Non-Contact Tachometer Combination Photo
Tachometer/Stroboscope
Turbidity Meters
Ultrasonic Leak Detectors
Vibration Meters
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Portable Stroboscopes with Phase Capability - Models
DT-311A, DT-315A & DT-315AEB
- ISO9001 Certified
- Phase shifting and delay feature
- External triggering & synchronous output signal
- Compact, portable instrument
- Available in AC or DC power
- 5 digit LED updates every 0.2 seconds
- Output signal
- Low battery indicator (DT-315A & DT-315AEB only)
- For quality control, motion studies, maintenance, production line checks
- Removable handle for permanent/temporary installation
NIST Calibration Certificate Available $100.00 |
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The Models DT-311A (115 VAC or 220 VAC, 50/60 Hz) and DT-315A Stroboscopes are versatile instruments widely used
in nearly all industries. They are designed for observing rotating, reciprocating or
linear movement of different types of equipment for prevention of possible failure. The
Models DT-311A and DT-315A feature phase shifting and delay features, in addition to
external triggering and synchronous output signal for flashing more than one strobe at the
same time. These strobes are used for quality control, motion analysis, maintenance
procedures, experiments in engineering, product line checks, examination and speed
measurement of vibrating parts, oil leaks, liquid spray patterns, and many other
industrial and scientific operations.
Both models are microprocessor-controlled, which guarantees operational
stability in temperature varying environments. Display is updated every 0.2 seconds on
internal mode and every 1 second in external mode. These strobes incorporate several
unique features like push on/push off power switch, external trigger capability,
synchronous output signal to drive other equipment including other strobes of its own
kind, membrane push button selected for FPM (phase shift) in degrees or delay time in ms.,
a membrane push button that doubles the flashing and display rate with just one
activation, a membrane push button that divides the flashing and display rate with just a
single touch, membrane push buttons that increase or decrease the phase shift by one
degree per excitation from 0-359° or 0-300 ms. A movement of 80° clockwise or
counter-clockwise of the outer control knob gets the operator quickly to the approximate
desired rate. The knob returns to its "rest" position when released. Then
through a continuous control mechanism, the flashing rate is set at exactly the right
number. A combination of a xenon flash tube and a parabolic reflector provide maximum
natural light output.
The Model DT-311A is AC powered; the DT-315A is powered by a set
of 9.6V rechargeable batteries. The Model DT-315 comes in two versions,
Model 315A which has total portability with its own internal power supply.
Powered by rechargeable batteries located inside its rugged aluminum housing,
the DT-315A also functions as an AC line-powered strobe when plugged into its
standard AC adapter/charger unit.
The Model DT-315AEB is a truly portable unit, the DT-315AEB
operates independent of line power via an exterior battery pack that can be
carried with a convenient shoulder harness or set down to allow the operator
full movement for visual inspection. When fully charged, rechargeable
batteries power the strobe for approximately 4 continuous hours.
Specifications
Internal Mode:
- Flashing Range: 40.0-35,000 FPM (flashes per minute)
- Accuracy: ±0.01% of reading
- Resolution: 0.1 FPM: 40.0 - 5,000 FPM / 0.2 FPM:
5,000 - 8,000 FPM / 0.5 FPM: 8.000 - 10,000 FPM / 1 FPM: 10,000 - 35,000 FPM
- Phase Shift: Use ± push buttons (360° in 6 seconds)
- Update Time: 0.2 seconds
- Output: Synchronous 400 microsecond pulse output, 0 to ±12VDC amplitude
(approx), 4.7 K
Ω
impedance
Display & Rate: Divide or multiply by 2 through a push button activation
External Mode:
- Flashing Range: 0.0-35,000 FPM
- Phase Shift: 0-359° with 1° resolution
- Accuracy: ±0.01% ±1 digit
- Delay Time: 0 to 2,000
µsec from 40 - 10,000 FPM
External Trigger Input Signal: LO level: 0 - 0.8 VDC, HI level:
2.5 - 12 VDC or open collector (NPN), pulse width 50 µsec
min
Input Impedance: 4.7 KΩ
to 12 V / 6.8 KΩ to 0 V
General:
- Display: 5 digits, 0.4" (10 mm) high, LED
- Flash Tube Power/Life: Xenon, 10 W max. (100 million
flashes)
- Flash Duration: 10-40 microseconds
- Sensor Power Supply: 12 VDC (40 mA)
- Low Battery Indicator: Model DT-311A: N/A
Model DT315AEB: Display shows all L's Model DT-315A: Display shows all
L's
- Power Requirements: Model DT-311A: 115 VAC or 220 VAC ±10% 50/60
Hz, 30 VA (specify voltage) Model DT-315A: Internal Battery Pack
Model DT-315AEB: External Battery Pack (9.8 - 14.5 VDC, 2.3A)
- Operating Temperature: 32-104°F (0-40°C)
- Size/Weight: DT-311A: 7.28"L x 4.72"W x 4.72"H, 2.6 lbs. DT-315A:
9.84"L x 4.72" W x 4.72"H, 4.4 lb. DT-315AEB: 7.28"L x 4.72"W x 4.72"H, 2.5
lbs.
- Warranty: 1 year
- Standard Accessories: Model DT-311A: N/A
Model DT-315A: Fast Charger Model DT-315AEB: External battery pack
with charger
- Optional Accessories: Carrying case, sensors
- *Note: If input voltage exceeds these specs, unit
becomes inoperative and the display shows all H's
We accept
credit card and Paypal orders online only from customers in the United States.
| Cat. No. |
Model/Description |
Price |
|
| 21G23 |
Model DT-311A 115VAC Stroboscope |
$575.00 |
|
| 21G24 |
Model DT-311A 220VAC 50/60 Hz Stroboscope |
595.00 |
|
| 21G25 |
Model DT-315A Internal Battery Stroboscope |
715.00 |
|
| 21G26 |
Model DT-315AEB External Battery Stroboscope
(includes external battery, battery carrying
case and charger |
695.00 |
|
| 21J33 |
T-5 Reflective Tape (5' roll, 1/2" wide) |
25.00 |
|
| SG-300 |
Protective Guards |
99.00 |
|
| 311-2 |
Flashtubes |
67.00 |
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IMPORTANT
NOTICE -
If you need a product and it has not yet
been set
up for on-line purchase, please
place your order by
credit card toll-free to
1-800-325-3875. We will honor the prices
shown on the website.
Any problems or
questions call 1-800-325-3875 or Email
or fax
to 915-852-4084.
-
- Prices shown
apply to sales to companies within the United States.
- For sales
outside the US contact Kernco Instruments for
appropriate prices for your country.

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