Metrology

Designed to measure the frequency or single and averaged period of sinusoidal and pulse signals, as well as to measure the pulse duration and frequency ratio, with a guaranteed measurement error of up to 10-7za year. Description: Ch3-81 (inputs A, B, C) – range 0.1 Hz–2.5 GHz Ch3-81/1 (inputs A, B) – range 0.1 Hz–200 MHz Frequency measurement, frequency ratios Measurement of the period, duration of 1 microsecond–10000 s Signal level 30 mV–10 V (eff.), pulse up to 30 V Thermostated quartz 5 MHz: ±10-7 (year) ±7.5X10-9(day) Frequency temperature departure: ±2.5X10-8 (+5...+40 °C) Number of averaged periods: 1-104 Timestamps 10-7-10-3 s RS-232 interface 8-bit SD indicator Dimensions, weight 80X220X300 mm, 3 kg Power supply: ~ 220V, 20V

Purpose: Measurement of molten metal temperature Scope of application: Oxygen converters, electric arc furnaces, induction furnaces, blast furnaces, casting buckets Measuring range: from 700°C to 1800°C Accuracy: 0 + 3°C at 1554°C Measurement time: 4 sec Tube Length: from 100 to 1800 mm (other length is possible on request) Slag Cap: Steel, uncapped, aluminum Splash protection: Refractory fiber Type of NSH: B, S, R

The possibility of a qualitative assessment of the current radiation situation - continuously and under any conditions. You can put the device in your pocket, purse, etc. and forget about it. If you get into the zone of radioactive exposure, the alarm will immediately remind you of yourself and let you know about the danger with light and sound signals; The presence of light and sound alarms about the emergency level of radiation hazard; Durable body is made of cast duralumin; Protected by the copyright certificate, the original power supply circuit, which provides low current consumption, allows you to keep the device constantly on and instantly determine whether it enters the zone of radioactive danger; The possibility to operate the device without replacing the battery for a year or more.

Purpose: Temperature measurement and sampling of molten steel. Scope of application: Oxygen converters, electric arc furnaces, induction furnaces, casting buckets Measuring range: from 1400 to 1800 °C - metal temperature Accuracy: 0 + 3°C at 1554°C The shape of the selected metal shape: Circle: thickness 12 mm Oval: thickness 12 mm Deoxidizer: Without deoxidizer, aluminum, zirconium, titanium Measurement time: 8 sec Tube Length: from 100 to 2500 mm (other length is possible on request) Slag Cap: Steel, Aluminum, Cardboard Type of NSH: B, S, R

- Search and detection of gamma radiation sources with identification of radionuclide composition - Measurement of the ambient dose equivalent of gamma radiation The combination of compactness and high sensitivity The possibility to analyze the spectrum and identify radionuclides without using a PC A built-in GPS module Audiable, light and vibration alarms

Indicators of the device: — the constant of the viscometer at a temperature of 20 + 5 0C, sec — ( 15 ). — absolute error of the viscometer constant, sec — ( +0.5 ). — measuring range, sec — (from 1 to 100 ). — diameter of the opening of the viscometer tube, mm — ( 5 +0.012 ). — length of the viscometer tube, mm — ( 100 -0.46 ). — capacity of the viscometer, ml — ( 700 +40 ). — measuring cup capacity, ml — ( 500 +5 ). In addition to the device Viscometer VBR-2, you can order a tripod.

The stationary METOLAB 502 hardness tester is a modification of the METOLAB 501 series device, equipped with a display and a digital micrometer that allows you to automatically read values without the need for conversion tables. The device also automatically calculates the hardness of the samples. The METOLAB 502 microhardometer is designed to measure the hardness of various samples and products (steels, cast iron, non-ferrous metals and soft alloys) according to the Vickers (HV) and Knup (HK) scales in full compliance with GOST R ISO 6507-1-2007. The device has high accuracy, performs measurements in a wide range and with high repeatability. The stationary automatic METOLAB 502 hardness tester is included in the State Register of Measuring Instruments of the Russian Federation (GRSI) under the number 66668-17 and comes with a certificate of primary verification (on request). Distinctive features of the stationary METOLAB 502 Micro-Vickers hardness tester: Built-in digital micrometer that allows you to automatically read readings without the need for translation tables; Automatic hardness calculation; Simple and intuitive control of the device, fully Russified menu; Wide range of measured values – from 5 to 2500 HV; A wide range of applied test loads - 0.09807 N (10 g), 0.2452 N (25 g), 0.4903 N (50 g), 0.9807 N (100 g), 1.961 N (200 g), 2.942 N (300 g), 4.904 N (500 g), 9.80 N (1 kg); Large and bright LCD display. Basic delivery package: Stationary METOLAB 502 Micro-Vickers Hardness Tester; Standard hardness sample – 2 pcs.; Flat desktop; Large flat desktop; V-shaped desktop; Micrometer; Diamond indenter with an angle of 136°; User Manual.

The generator is capable of operating both autonomously and as part of automated measuring systems with interfaces such as RS-232 and ITHERNET. Technical specifications The range of setting the pulse duration at the outputs: - τ1 from 100 ns to 10 s - t2 from 101 ns to 10.1 s - t3 from 10 ns to 3600 s The range of setting the time interval between the pulse fronts at outputs t1 and t2 (∆tx) is from 0 to 3600 s The main error in setting the pulse duration at outputs t1 and t2 ± (δ0 • t1,2 + 1•10-8 c) The basic error of setting the pulse duration at the output is τ3 ± (δ0 •τ3 + 2 •10-9 s) The main error in setting the duration of the time interval (∆tx): ∆tx from 0 to 1000 s ± (δ0 •∆tx + 2•10-10 s) ∆tx from 1000 to 3600 s ± (δ0 •∆tx + 2•10-9 s) Pulse amplitude at outputs τ1 , τ2 and τ3 at a load of 50 ohms, not less than 1.2 V The nominal frequency value of the reference quartz oscillator is 10 MHz Relative error in the frequency of the quartz oscillator (δ0 ), no more than ± 2x10-7 in 24 months The pulse repetition frequency setting range at outputs τ4 and τ5 is from 0.1 Hz to 300 MHz The main error in setting the pulse repetition frequency at outputs τ4 and τ5 ± δ0 •F = τ4.5 Pulse amplitude setting range at outputs τ4 and τ5 from 0.05 to 1 V The main error in setting the pulse amplitude at outputs τ4 and τ5 ± 20% Fixed values of pulse durations at the output of τ6 1 and 5 microseconds The basic error of setting the pulse duration at the output is τ6 ± (0.2•τ6 + 3 •10-7 s) The nominal value of the pulse repetition frequency at the output is τ6 100 kHz The main error in setting the pulse repetition frequency at the output is τ6 ± δ0 •F = τ6 Fixed values of the pulse amplitude at the output of τ6 minus 10 V; minus 2.5 V; 2.5 V; 10 V The main error in setting the pulse amplitude at the output is τ6 ± 20% Operating temperature range from 5°C to 40 °C AC power supply 220 V, 50 Hz Power consumption, not more than 100 VA Overall dimensions, mm 442x160x452 Weight, not more than 10 kg

Installation for continuous measurement and transmission over the information network of the value of the volumetric activity of beta-emitting gases (argon, krypton, xenon). It is used in gas-aerosol control systems at nuclear power and fuel cycle facilities. Purpose: measurement of the volumetric activity of beta-emitting gases (argon, krypton, xenon).

Exclusive benefits: • version with one or two flasks, which allows up to 60 measurements per hour • optionally equipped with an integrated or external printer • * thanks to the new verification method developed from a blank sheet, it can be checked at any standardization and metrology center As a rule, it is used: • Dairy farms — for the timely prevention and treatment of mastitis in cows, which ensures stable supplies of high-grade milk (accordingly increases the cost of products). • Veterinary laboratories, SBBS, points for receiving farm milk from the population to determine the grade and calculate the cost of raw milk. • In the laboratories of milk processing enterprises to control incoming raw milk.