Area Monitors MAR-781 & MAR-782 Hitachi

This instrument is the area monitor that measures the gamma dose rate in the working environment. Equipped with large LED display and loud buzzer alarm function, it is easy to see and hear the measurements from people nearby. Moreover, it is small and light weight enough to easily carry around.

Features:

• For facilities using Gamma
• Two models, high-sensitivity and wide-range
• Available to suit specific target dose rate
• For facilities using Gamma
• Two models, high-sensitivity and wide-range, available to suit specific target dose rate
• Large display
• Equipped with alarm and external signal output
• Belt and wall-mounting fixtures provided

Specifications

	MAR-781 (high-sensitivity type)	MAR-782 (wide-range type)
Radiation detected	Gamma, X-ray
Detector	Silicon semiconductor
Measurement energy range	Approx. 50 keV to 6 MeV
Accuracy	Within ±10% (1 to 999.9 μSv/h) ±1 digit (0.1 to 0.9μSv/h) Reference 137Cs	Within ±10% (0.01 to 99.99mSv/h) ±1 digit (0.001 to 0.009mSv/h) Reference 137Cs
Counting system	Digital rate meter method, Moving average method
Alarm display output	Red LED lights up and buzzer turns on. Numerical indication blinks No-voltage contact output
Data output	Conforms to RS-422, RS-232C, or current loop communication (RS-422 output set at the factory. For RS-232C or current loop communication, internal wiring changed on request.)
Analog output	0.1 to 1,000μSv/h, 4-decade log scale 0 to 1 VDC output	0.001 to 100mSv/h, 5-decade log scale 0 to 1 VDC output
Detector extension (Optional)	Up to 40 m using extension cable
Environmental requirements in operation	Temperature : 0 to ＋40 degrees C Humidity : 90%RH or less (Non-condensing)
Power	100VAC or 6 VDC * Battery-operated model (MAR-783) is available. Please contact us for further details.	100VAC or 6 VDC * Battery-operated model (MAR-784) is available. Please contact us for further details.
Dimensions	Approx. (W) 300 x (D) 55 x (H) 250 mm
Weight	Approx. 2.3 kg

Brand : Aloka

Manufacturer : Hitachi

Origin : Japan

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SURVEYMETER KONTAMINASI RUGGED SCINTI Survey Meter TCS-316H Hitachi

This is a Plastic Scintillation Survey Meter for Beta (and Gamma) with a large window. The large window employs RUGGED SCINTI in which a plastic scintillator coated with special film.

Comparing with aluminized film, RUGGED SCINTI is able to improve the strength and durability of window.

Specifications

Radiation detected		Beta (and Gamma)
Detector		RUGGED SCINTI (2 in 1 Plastic Scintillation + film)
Acccuracy	Analog	±3% of any maximum scale ±10% for the reference
	Degital	±3%±1 digit for the reference
Instrument efficiency		45%/2π±25% (36Cl, at 5mm)
Display	Analog	0 to 300, 1k, 3k, 10k, 30k, 100kmin-1
	Degital	0 to 999min-1, 1.00 to 9.99kmin-1, 10.0 to 99.9kmin-1 0 to 999,999 counts
Time constant		3, 10 and 30 seconds
Audible function		Audible counter (with on/off), alarm indicator, battery down indicator, overload indicator
Alarm		Buzzer sound and alarm indicator blinking AUTO : Cleared automatically when count falls below the preset alarm value. HOLD : Cleared when the RESET switch pushed.
Controls		Membrane switches
Battery check		By change-over of LCD (auto-indication in power-on, notify for low battery)
Detector check		By change-over of LCD (auto-indication in power-on)
Time indication		By change-over of LCD (auto-indication in power-on)
Memory capacity		Up to 3,000 records (consisting of number, date and count rate)
Output		Analog, 0 to +10mV (full scale)
Safety from falling		One-touch lock attachment
Power		Four C alkaline batteries
Battery life		60 hours or longer in continuous use
Environmental requirements in operation		Tempareture : 5 to +35 degrees C Humidity : 90%RH or less (Non-condensing)
Dimensions		Approx. (W) 11 x (D) 30 x (H) 16 cm
Weight		Approx. 1.5kg (incl. detector and batteries)

Brand : Aloka

Manufacturer : Hitachi

Origin : Japan

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SURVEYMETER KONTAMINASI LUCREST ADB-1121 Hitachi

β detector ADB-1121 measures Beta (and Gamma) radiation with high accuracy.

The 2 switches on the grip enable data-saving and time-constant changing, while directing it to the target.

This detector is connectable with TDC-9111.

Specifications

Radiation Detected		Beta (and Gamma)
Detector		RUGGED SCINTI (Two in one, plastic scintillator + Film)
Detection area		19.6cm2 (φ5cm)
Instrument Efficiency		45%/2π±25% (33.8%/2π to 56.2%/2π) by 36Cl * 0.5cm between detector and source
Counting Rate Range		0 to 10ks-1, 0 to 300kmin-1 (Reading in Bq/cm2 on TDC-9111)
Others		Switches to change time constant and save data, and LED lights
Weight		Approx. 270 g (excluding cable)

Brand : Aloka

Manufacturer         : Hitachi

Origin : Japan

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SURVEYMETER KONTAMINASI LUCREST ADC-1121 Hitachi

α/β detector ADC-1121 measures Alpha and Beta (and Gamma) radiation with high accuracy. The 2 switches on the grip enable data-saving and time-constant changing, while directing it to the target.

This detector is connectable with TDC-9111.

Specifications

Radiation Detected		Alpha, Beta (and Gamma)
Detector		ZnS (Ag) Scintillator + Plastic Scintillator
Detection area		100cm2
Instrument Efficiency		α : 35%/2π±25%, and more than 30%/2π (30%/2π to 43.7%/2π) by 241Am β : 40%/2π±25% (30%/2π to 50%/2π) by 36Cl * 0.5cm between detector and source
Counting Rate Range		α : 0 to 10ks-1, 0 to 100kmin-1 β : 0 to 10ks-1, 0 to 300kmin-1 (Reading in Bq/cm2 on TDC-9111)
Others		Switches to change time constant and save data, and LED lights
Weight		Approx. 320 g (excluding cable and protection cover)

Brand                                    : Aloka

Manufacturer                       : Hitachi

Origin                                   : Japan

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Ionization Chamber Survey Meter ICS-323C Hitachi

This is the higher range model of ICS-323C which satisfies some users required to measure high level of ambient dose rate, as represented by NPP or related institutes. Analogue LCD bar has six auto ranges between 0 and 300 mSv/h.

Specifications

Radiation detected		Gamma and X-ray Beta (without cap)
Detector		Internal ion chamber Construction : PC/ABS plastic Effective volume : Approx. 400cm3 Effective window area : Approx. 45cm2 Beta window : Mylar film Approx. 4mg/cm2 Beta shield : Thickness: Approx. 500mg/cm2
Measurement range		Autoranging 1μSv/h to 300mSv/h 0.3 to 10μSv
Acccuracy		±10 %±1 digit for the reference
Energy dependence		0.85 to 1.15 on 30keV to 2MeV (ref. 137Cs)
Display	Analog	(Autoranging) 0 to 10, 100, 1,000μSv/h, 10, 1,000, 1,000mSv/h (up to 300mSv/h) 0 to 10μSv
	Digital	0.0 to 99.9μSv/h, 100 to 999μSv/h, 1.00 to 9.99, 10.0 to 99.9, 100 to 300mSv/h 0.0 to 9.9μSv
Controls		Five-button, POWER, FUNCTION, MEMORY, LIGHT, HOLD
Battery check		Five-level-remaining-indication
Detector check		High voltage check: displayed by pressing button
Memory capacity		Internal memory stores 3,000 data items consisting of dose rate values, measurement dates and times, and accumulated dose value
Output		Analog output for recorder (0 to +100mV/Full-scale : equivalent to from 1μSv/h to 1,000mSv/h as logarithm of 6 figures)
Power		Four AA alkaline batteries
Battery life		100 hours or longer in continuous use
Environmental requirements in operation		Tempareture : 0 to +40 degrees C Humidity : 90%RH or less (Non-condensing)
Dimensions		Approx. (W) 9 x (D) 17 x (H) 10 cm
Weight		Approx. 620g (incl. batteries)

Brand                                   : Aloka

Manufacturer                       : Hitachi

Origin                                   : Japan

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Ionization Chamber Survey Meter ICS-331B Hitachi

This model is the lightest type in the world which offers you comfort to measure radiation even in the field. You can measure low energetic leakage X-ray, in addition to common gamma by radioisotopes. This also features beta detection with the cap opened.

Specifications

Radiation detected		Gamma and X-ray Beta (without cap)
Detector		Internal ion chamber Construction : PC/ABS plastic Effective volume : Approx. 400cm3 Effective window area : Approx. 45cm2 Beta window : Mylar film Approx. 4mg/cm2 Beta shield : Thickness : Approx. 500mg/cm2
Measurement range		Autoranging 1μSv/h to 10mSv/h 0.3 to 10μSv
Acccuracy		±10 %±1 digit for the reference
Energy dependence		0.85 to 1.15 on 30keV to 2MeV (ref. 137Cs)
Display	Analog	(Autoranging) 0 to 10, 100, 1,000μSv/h, 0 to 10mSv/h 0 to 10μSv
	Digital	0.0 to 99.9μSv / h, 100 to 999μSv / h, 1.00 to 9.99mSv / h 0.0 to 9.9μSv
Controls		Five-button, POWER, ZERO ADJ., Sv/h ⇔ Sv, LIGHT, P.HOLD
Battery check		Five-level-remaining-indication
Detector check		High voltage check : displayed by pressing button
Power		Four AA alkaline batteries
Battery life		100 hours or longer in continuous use
Environmental requirements in operation		Tempareture : 0 to +40 degrees C Humidity : 90%RH or less (Non-condensing)
Dimensions		Approx. (W) 9 x (D) 17 x (H) 10 cm
Weight		Approx. 620g (incl. batteries)

Brand                                    : Aloka

Manufacturer                       : Hitachi

Origin                                    : Japan

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Pocket Survey Meter PDR-111 Hitachi

This survey meter is a light weight scintillation survey meter which could easily fit into your pocket without any need for "carrying it around" like any conventional handheld meters.

This is a high-sensitivity type product, capable of measuring environmental level radiation. It is best suited for checking any abnormal radioactivity in the low background area.

Specifications

Radiation Detected	Gamma and X-ray
Detector	CsI scintillator
Energy	from 50keV
Acccuracy	±15% for the reference 137Cs
Energy dependence	0.5 to 2.0 on 60keV to 1.25MeV (ref. 137Cs)
Display	4-digit LCD Autoranging 0.001 to 1.999μSv/h 2.000 to 19.99μSv/h
Audible functions	Audible counter (with on/off), alarm indicator, battery down indicator, overload indicator
Alarm	Buzzer sound and alarm indicator blinking Settings : 1 to 19μSv/h with increments of 1μSv/h (setting-free by default)
Power	One AA alkaline battery
Battery life	70 hours or longer in continuous use
Environmental requirements in operation	Tempareture : 0 to +45 degrees C Humidity : 90%RH or less (Non-condensing)
Dimensions	Approx. (W) 62 x (D) 27 x (H) 135 mm
Weight	Approx. 220g

Brand                                    : Aloka

Manufacturer                       : Hitachi

Origin                                   : Japan

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SURVEYMETER DIGITAL GAMMA PDR-303 Hitachi

PDR-303 is a well-designed Gamma survey meter for ambient dose rate measurement with a comfortably compact shape.

Semiconductor detector with the reasonable water proof (splash proof) structure enables comfortable measurement for any user. TFT color LCD assists users to read the value, and sufficient alarm features (display and sound) inform users when the dose rate exceeds the preset level.

Specifications

Radiation Detected	Gamma (X-ray) (50keV~)
Detector	Silicon Semiconductor Detector
Measurement range	0.1μSv/h to 1Sv/h
Energy dependence	±30% (Reference 137Cs, 60keV to 1.5MeV)
Accuracy	±15% (Reference 137Cs)
Display	TFT Color LCD
Audible functions	Measurement Count and Alarm (with ON/OFF, and sound volume adjustable)
Data saving	Continuous saving, instantaneous saving, more than 3,000 data saved
Battery	One lithium-ion battery Four AA alkaline batteries (an optional battery holder is required) *
Protection class	IP65 on lithium-ion battery with the protective silicone cover
Dimensions	Approx. (W) 63 x (D) 38 x (H) 201 mm
Weight	Approx. 200 g (incl. lithium-ion battery)

* Battery holder is optional

Brand                                    : Aloka

Manufacturer                    : Hitachi

Origin                                   : Japan

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Electronic Pocket Dosemeter PDM-227C MYDOSE Hitachi

Electronic Pocket Dosemeter PDM-227C MYDOSE

• The MY DOSE series allows you to check at any time the accumulated amount of radiation exposure. They are designed to be placed in a pocket (chest or abdomen) of a worker who handles radiation or a person who happens to enter a radiation handling facility.

• 
  
• Features:
• Compact enough to fit comfortably in pocket
• Alarm function equipped
• Wide measurement range from 1μSv to 1Sv
• Accumulated dose and dose rate measuring
• Data holding function
• Easy to see display with backlight

Specifications

Radiation detected	X-ray and Gamma
Energy threshold	20keV
Detector	Silicon semiconductor
Measurement range	Dose : 1μSv to 1Sv (0.1mrem to 100rem), Dose rate : 1μSv/h to 100mSv/h (0.1mrem/h to 10rem/h)
Accuracy	Within ±10% from 10μSv to 1Sv (from 1mrem to 100rem) Calibrated by 241Am using a slab phantom
Alarm	5-type, Accumulated dose caution and alarm, Elapsed time alarm, Dose rate caution and alarm
Waterproof and dustproof	IP54
Power	One lithium battery CR2450
Battery life	Approx. 700 hours of continuous use (at room temperature of 20 degrees C)
Environmental requirements in operation	Temperature : -10 to +50 degrees C, Humidity : 90%RH or less (Non-condensing)
Dimensions	Approx. 31 (W) x 13 (D) x 140 (H) mm (excluding the clip)
Weight	Approx. 55 g

Brand : Aloka

Company : Hitachi

Origin : Japan

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Electronic Pocket Dosemeter PDM-222C MYDOSE Hitachi

Electronic Pocket Dosemeter PDM-222C MYDOSE

The MY DOSE series allows you to check at any time the accumulated amount of radiation exposure. They are designed to be placed in a pocket (chest or abdomen) of a worker who handles radiation or a person who happens to enter a radiation handling facility.

• Features:
• Compact enough to fit comfortably in pocket
• Alarm function equipped
• Wide measurement range from 1μSv to 10Sv
• Accumulated dose and dose rate measuring
• Data holding function
• Easy to see display with backlight

Specifications

Radiation detected	Gamma and X-ray
Energy threshold	40keV
Detector	Silicon semiconductor
Measurement range	Dose : 1μSv to 10Sv (0.1mrem to 1,000rem), Dose rate : 1μSv/h to 1Sv/h (0.1mrem/h to 100rem/h)
Accuracy	Within ±10% from 10μSv to 10Sv (from 1mrem to 1,000rem) Calibrated by 137Cs using a slab phantom
Alarm	5-type, Accumulated dose caution and alarm, Elapsed time alarm, Dose rate caution and alarm
Waterproof and dustproof	IP54
Power	One lithium battery CR2450
Battery life	Approx. 700 hours of continuous use (at room temperature of 20 degrees C)
Environmental requirements in operation	Temperature : -10 to +50 degrees C, Humidity : 90%RH or less (Non-condensing)
Dimensions	Approx. 31 (W) x 13 (D) x 140 (H) mm (excluding the clip)
Weight	Approx. 55 g

• Brand : Aloka
• Company : Hitachi
• Origin : Japan

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