🇨🇿 František Knížek PL

ČIA 2290 • Lázně Bohdaneč, Czech Republic • 44 calibration items

Metrology & calibration

František Knížek is a calibration laboratory accredited by ČIA under number 2290 (Lázně Bohdaneč, Czech Republic). Its accreditation scope covers 44 calibration items in the following areas: Metrology & calibration. Calibrated items include: Parallel gauge blocks, Rules, Torque wrenches, screwdrivers, Moment of force meters, Direct indicating thermometers, temperature controllers. Most frequently used calibration principles: Measurement by a torque sensor, Comparison with a standard thermometer in a liquid bath, Measurement on a coordinate measuring machine.

At a glance

Accreditation number: ČIA 2290
Calibration items in scope: 44
Types of calibrated items: 29
Calibration principles used: 23
City: Lázně Bohdaneč, Czech Republic
Valid until: 02-10-2028

Accreditation number: 2290
Accreditation body: ČIA
Address: A. Dvořáka 719, 533 41 Lázně Bohdaneč
City: Lázně Bohdaneč, Czech Republic
Division: František Knížek – KALEX, ośrodek wzorcujący
Valid until: 02-10-2028

What this laboratory calibrates (29)

Parallel gauge blocks — 4 calibration items
Rules — 4 calibration items
Torque wrenches, screwdrivers, Moment of force meters — 4 calibration items
Direct indicating thermometers, temperature controllers — 2 calibration items
Measuring chain without a sensor — 2 calibration items
Resistance sensors — 2 calibration items
Rigid angle gauges — 2 calibration items
Thermocouple sensors — 2 calibration items
Weights and other objects — 2 calibration items
Angle gauges — 1 calibration item
Atypical length gauges — 1 calibration item
Contact thermometers — 1 calibration item
Deformation manometers, Digital manometers, Pressure measuring chains, Pressure transducers with electrical output — 1 calibration item
Deviation meters — 1 calibration item
Force meters, force measuring devices — 1 calibration item
and 14 more

Calibration principles (23)

Measurement by a torque sensor — 5 calibration items
Comparison with a standard thermometer in a liquid bath — 4 calibration items
Measurement on a coordinate measuring machine — 4 calibration items
Comparison with a standard thermometer in a vertical furnace — 3 calibration items
Comparison with parallel gauge blocks in horizontal position on a length gauge — 3 calibration items
Measurement using parallel gauge blocks — 3 calibration items
Comparison with a standard weight — 2 calibration items
Comparison with a steel gauge — 2 calibration items
Direct measurement on a calibrator — 2 calibration items
Measurement on a length gauge — 2 calibration items
Measurement on a small angle generator — 2 calibration items
Comparison with a reference hygrometer — 1 calibration item
Comparison with a standard (black body) — 1 calibration item
Comparison with a standard manometer — 1 calibration item
Comparison with a standard thermometer — 1 calibration item
and 8 more

Laboratory sections (2)

Workplace Lázně Bohdaneč — 36 calibration items
Workplace Vlčí Habřina — 8 calibration items

Laboratory locations

František Knížek (main site) — A. Dvořáka 719, 533 41 Lázně Bohdaneč
Pracownia Lázně Bohdaneč — A. Dvořáka 719, 533 41 Lázně Bohdaneč
Pracownia Vlčí Habřina — Vlčí Habřina 122, 533 41 Lázně Bohdaneč

Certificate information

Certificate date: 02.10.2023

Accreditation scope — calibration items (44)

CMC — lowest stated expanded measurement uncertainty (ILAC-P14, EA-4/02 M); if not stated otherwise, coverage probability approx. 95 % and values without a unit are relative to the measured value. The uncertainty of a specific calibration may be higher.

No.	Calibrated quantity / subject of calibration	Nominal range / parameters / CMC	Calibration principle	Calibration procedure
Workplace Lázně Bohdaneč
1	Parallel gauge blocks	Calibration – length 0,5 mm to 100 mm · CMC (2L + 0,2) µm CMC for the field of measured quantity: Length	Comparison with parallel gauge blocks in vertical position on a comparator	KPA-1.01
2	Parallel gauge blocks	Calibration – length 125 mm to 500 mm · CMC (2,2L + 0,3) µm CMC for the field of measured quantity: Length	Comparison with parallel gauge blocks in horizontal position on a length gauge	KPA-1.01
3	Slide gauges, depth gauges, height gauges	Calibration – length 0 mm to 3000 mm · CMC (8,7L + 11) µm CMC for the field of measured quantity: Length	Measurement using parallel gauge blocks	KPA-1.02
4	Micrometers for external measurement	Calibration – length Micrometer calliper gauges — 0 mm to 500 mm · CMC (3L + 1) µm Pasameters — 0 mm to 500 mm · CMC (3L + 1) µm Micropasameters — 0 mm to 500 mm · CMC (3L + 1) µm CMC for the field of measured quantity: Length	Measurement using parallel gauge blocks	KPA-1.03
5	Micrometers for internal measurement	Calibration – length Inside micrometer gauges — 14 mm to 500 mm · CMC (3L + 1) µm Micrometer depth gauges — 14 mm to 500 mm · CMC (2L + 1,1) µm Inside micrometers — 14 mm to 500 mm · CMC (2L + 1,1) µm Micrometric heads — 0 mm to 500 mm · CMC (3L + 1) µm CMC for the field of measured quantity: Length	Measurement using parallel gauge blocks	KPA-1.04
6	Deviation meters	Calibration – length Dial gauges — 0 mm to 100 mm · CMC 0,88 µm Pupitasts — 0 mm to 100 mm · CMC 1,2 µm Somcators — 0 mm to 100 mm · CMC 1,2 µm Internal gauges — 0 mm to 100 mm · CMC 1,2 µm CMC for the field of measured quantity: Length	Measurement on a dial indicator calibration instrument	KPA-1.05
7	Limit gauges for external measurement	Calibration – length Snap gauges — 1 mm to 500 mm · CMC (3L + 1) µm Plain rings — 1 mm to 500 mm · CMC (3,6L + 1,2) µm Threaded rings — 1 mm to 500 mm · CMC (7,4L + 2,1) µm CMC for the field of measured quantity: Length	Measurement on a length gauge	KPA-1.06
8	Limit gauges for internal measurement	Calibration – length cylinder, flat — 0 mm to 500 mm · CMC (5,3L + 0,75) µm Thread gauges — 0 mm to 500 mm · CMC (2,8L + 2,8) µm Feeler gauges — 0 mm to 500 mm · CMC 3,6 µm Measuring wires — 0 mm to 500 mm · CMC 0,54 µm Gauges for radius — 0 mm to 500 mm · CMC 4,0 µm Gauges for threads — 0 mm to 500 mm · CMC 4,0 µm Gauges for paint thickness — 0 mm to 500 mm · CMC 1,4 µm CMC for the field of measured quantity: Length	Measurement on a length gauge	KPA-1.07
9	Rules	Calibration – length Steel rules — 0 mm to 10000 mm · CMC (4,6L + 4,7) µm Measuring magnifier — 0 mm to 100 mm · CMC (4,6L + 4,7) µm CMC for the field of measured quantity: Length	Measurement on a coordinate measuring machine	KPA-1.08
10	Rules	Calibration – length Steel tape measures — 0 mm to 10000 mm · CMC (3,8L + 140) µm Tapes — 0 m to 100 m · CMC (0,06L + 0,3) mm CMC for the field of measured quantity: Length	Comparison with a steel gauge	KPA-1.08
11	Two-coordinate measuring machines, Measuring microscopes, Profile projectors	Calibration – length 0 mm to 1000 mm · CMC 3,2 µm CMC for the field of measured quantity: Length	Measuring with a glass ruler	KPA-1.09
12	Atypical length gauges	Calibration – length 0 mm to 250 mm · CMC 4,0 µm CMC for the field of measured quantity: Length	Measurement on a coordinate measuring machine	KPA-1.10
13	Surface plates, blocks, plates (longer side up to 5,000 mm)	Calibration – length flatness, straightness — 0 mm to 10 mm · CMC 3,8 µm CMC for the field of measured quantity: Length	Measurement by an electronic level	KPA-1.13
14	Length gauges	Calibration – length 0 mm to 1000 mm · CMC (2L + 0,25) µm CMC for the field of measured quantity: Length	Comparison with parallel gauge blocks	KPA-1.14
15	Rigid angle gauges	Calibration – plane angle check squares – angle between arms — 0° to 180° · CMC 32 µm/m taper gauges — 0° to 90° · CMC 7´´ CMC for the field of measured quantity: Plane angle	Measurement on a coordinate measuring machine	KPA-1.11
16	Rigid angle gauges	Calibration – plane angle centre squares — 0° to 90° · CMC 32 µm/m gauges for threads — 0° to 90° · CMC 7´´ CMC for the field of measured quantity: Plane angle	Measurement on a small angle generator	KPA-1.11
17	Angle gauges	Calibration – plane angle 0° to 360° · CMC 1,8´ CMC for the field of measured quantity: Plane angle	Measurement using angle gauges	KPA-1.12
18	Machinery levels – sensitivity measurement	Calibration – plane angle Nominal sensitivity up to 0.02 mm/m — -1° to 1° · CMC 5 µm/m CMC for the field of measured quantity: Plane angle	Measurement on a small angle generator	KPA-1.11
19	Scales with non-automatic function, mechanical, digital	Calibration – mass class E2 — 0 kg to 2 kg · CMC 1,6·10⁻⁶ class F1 — 2 kg to 3 kg · CMC 5·10⁻⁶ class F2 — 3 kg to 45 kg · CMC 1,6·10⁻⁵ class M1 — 45 kg to 6000 kg · CMC 5·10⁻⁵ class M1 with substitute load — 6000 kg to 30000 kg · CMC 1,6·10⁻⁴ CMC for the field of measured quantity: Mass	Loading using a reference weight	KPA-2.01
20	Weights and other objects	Calibration – mass 1 g to 500 g · CMC 8,2 mg 0,5 kg to 1 kg · CMC 8,6 mg 1 kg to 2 kg · CMC 10 mg 2 kg to 5 kg · CMC 16 mg 5 kg to 20 kg · CMC 59 mg CMC for the field of measured quantity: Mass	Comparison with a standard weight	KPA-2.01
21	Torque drivers	Calibration – force, torque 0,25 Nm to 50 Nm · CMC 0,01 CMC for the field of measured quantity: Force, torque	Measurement by a torque sensor	KPA-5.01
22	Torque wrenches, screwdrivers, Moment of force meters	Calibration – force, torque 0,25 Nm to 0,5 Nm · CMC 0,01 0,5 Nm to 200 Nm · CMC 0,005 CMC for the field of measured quantity: Force, torque	Measurement by a torque sensor	KPA-5.01
23	Torque wrenches, screwdrivers, Moment of force meters	Calibration – force, torque 200 Nm to 500 Nm · CMC 0,005 CMC for the field of measured quantity: Force, torque	Measurement by a torque sensor	KPA-5.01
24	Force meters, force measuring devices	Calibration – force, torque Tension, Compression — 0 N to 500 N · CMC 0,001 Tension, Compression — 500 N to 10000 N · CMC 0,003 Tension, Compression — 10000 N to 100000 N · CMC 0,005 CMC for the field of measured quantity: Force, torque	Measurement by a reference force meter	KPA-5.02
25	Deformation manometers, Digital manometers, Pressure measuring chains, Pressure transducers with electrical output	Calibration – pressure Underpressure / overpressure, Gases — -95 kPa to 350 kPa · CMC 0,26 kPa Underpressure / overpressure, Gases — 350 kPa to 1000 kPa · CMC 0,58 kPa Underpressure / overpressure, Gases — 1 MPa to 3,5 MPa · CMC 2,1 kPa Underpressure / overpressure, Gases — 3,5 MPa to 6 MPa · CMC 6,9 kPa Underpressure / overpressure, Liquids — 0 MPa to 20 MPa · CMC 35 kPa Underpressure / overpressure, Liquids — 20 MPa to 50 MPa · CMC 87 kPa CMC for the field of measured quantity: Pressure	Comparison with a standard manometer	KPA-4.01, KPA-4.02
26	Direct indicating thermometers, temperature controllers	Calibration – temperature -40 °C to 200 °C · CMC 0,08 °C CMC for the field of measured quantity: Temperature	Comparison with a standard thermometer in a liquid bath	KPA-3.02
27	Direct indicating thermometers, temperature controllers	Calibration – temperature 200 °C to 400 °C · CMC 0,44 °C 400 °C to 650 °C · CMC 1,5 °C 650 °C to 900 °C · CMC 1,8 °C 900 °C to 1200 °C · CMC 2,4 °C CMC for the field of measured quantity: Temperature	Comparison with a standard thermometer in a vertical furnace	KPA-3.02
28	Infrared thermometers	Calibration – temperature 50 °C to 500 °C · CMC 3,2 °C CMC for the field of measured quantity: Temperature	Comparison with a standard (black body)	KPA-3.03
29	Contact thermometers	Calibration – temperature 0 °C to 50 °C · CMC 1,7 °C 50 °C to 100 °C · CMC 1,9 °C 100 °C to 200 °C · CMC 2,3 °C 200 °C to 400 °C · CMC 2,6 °C 400 °C to 600 °C · CMC 3,5 °C CMC for the field of measured quantity: Temperature	Comparison with a standard thermometer	KPA-3.04
30	Thermocouple sensors	Calibration – temperature K, J, N — -40 °C to 200 °C · CMC 0,4 °C CMC for the field of measured quantity: Temperature	Comparison with a standard thermometer in a liquid bath	KPA-3.05
31	Thermocouple sensors	Calibration – temperature K, J, N — 200 °C to 400 °C · CMC 0,6 °C K, J, N — 400 °C to 650 °C · CMC 1,6 °C K, J, N — 650 °C to 900 °C · CMC 2,3 °C K, J, N — 900 °C to 1100 °C · CMC 2,6 °C CMC for the field of measured quantity: Temperature	Comparison with a standard thermometer in a vertical furnace	KPA-3.05
32	Measuring chain without a sensor	Calibration – temperature K, J, N — -100 °C to 1100 °C · CMC 0,3 °C CMC for the field of measured quantity: Temperature	Direct measurement on a calibrator	KPA-3.05
33	Resistance sensors	Calibration – temperature -40 °C to 200 °C · CMC 0,2 °C CMC for the field of measured quantity: Temperature	Comparison with a standard thermometer in a liquid bath	KPA-3.06
34	Resistance sensors	Calibration – temperature 200 °C to 400 °C · CMC 0,5 °C CMC for the field of measured quantity: Temperature	Comparison with a standard thermometer in a vertical furnace	KPA-3.06
35	Measuring chain without a sensor	Calibration – temperature -100 °C to 400 °C · CMC 0,2 °C CMC for the field of measured quantity: Temperature	Direct measurement on a calibrator	KPA-3.06
36	Instruments for measuring air humidity	Calibration – humidity Temperature range (15 to 60) °C — 10 % RV to 90 % RV · CMC 0,01 + 1,6 % RV CMC for the field of measured quantity: Humidity	Comparison with a reference hygrometer	KPA-6.01
Workplace Vlčí Habřina
37	Parallel gauge blocks	Calibration – length 125 mm to 500 mm · CMC (2,2L + 0,3) µm CMC for the field of measured quantity: Length	Comparison with parallel gauge blocks in horizontal position on a length gauge	KPA-1.01
38	Parallel gauge blocks	Calibration – length 500 mm to 1000 mm · CMC (2,2L + 0,3) µm CMC for the field of measured quantity: Length	Comparison with parallel gauge blocks in horizontal position on a length gauge	KPA-1.01
39	Rules	Calibration – length Steel rules — 0 mm to 10000 mm · CMC (4,6L + 4,7) µm Measuring magnifier — 0 mm to 100 mm · CMC (4,6L + 4,7) µm CMC for the field of measured quantity: Length	Measurement on a coordinate measuring machine	KPA-1.08
40	Rules	Calibration – length Steel tape measures — 0 mm to 10000 mm · CMC (3,8L + 140) µm Tapes — 0 m to 100 m · CMC (0,06L + 0,3) mm CMC for the field of measured quantity: Length	Comparison with a steel gauge	KPA-1.08
41	Weights and other objects	Calibration – mass 1 g to 500 g · CMC 8,2 mg 0,5 kg to 1 kg · CMC 8,6 mg 1 kg to 2 kg · CMC 10 mg 2 kg to 5 kg · CMC 16 mg 5 kg to 20 kg · CMC 59 mg CMC for the field of measured quantity: Mass	Comparison with a standard weight	KPA-2.01
42	Torque wrenches, screwdrivers, Moment of force meters	Calibration – force, torque 200 Nm to 500 Nm · CMC 0,005 CMC for the field of measured quantity: Force, torque	Measurement by a torque sensor	KPA-5.01
43	Torque wrenches, screwdrivers, Moment of force meters	Calibration – force, torque 500 Nm to 2000 Nm · CMC 0,005 CMC for the field of measured quantity: Force, torque	Measurement by a torque sensor	KPA-5.01
44	Glass thermometers	Calibration – temperature -40 °C to 200 °C · CMC 0,07 °C 0 °C · CMC 0,05 °C CMC for the field of measured quantity: Temperature	Comparison with a standard thermometer in a liquid bath	KPA-3.01

Reference standards (26)

KPA-1.01

KPA-1.02

KPA-1.03

KPA-1.04

KPA-1.05

KPA-1.06

KPA-1.07

KPA-1.08

KPA-1.09

KPA-1.10

KPA-1.11

KPA-1.12

KPA-1.13

KPA-1.14

KPA-2.01

KPA-3.01

KPA-3.02

KPA-3.03

KPA-3.04

KPA-3.05

KPA-3.06

KPA-4.01

KPA-4.02

KPA-5.01

KPA-5.02

KPA-6.01

The same scope as data (JSON): https://labcoda.pl/api/accreditation-scopes/labs/CZ/2290