Giussani test benches are designed for testing and inspecting sanitary tap components and hydraulic components in general, in accordance with procedures specified by the main International Standards. Depending on the test type and test component, the AQ2tb software guides the user in selecting all the significant parameters which characterize a particular test.
The attached tables contain a summary description of the principal tests, together with:
Pressure tests
Pressure tests
Leaktightness pressure test with static pressure, adjustable stabilization time, maximum pressure and pressure slopes. Pressure increase by pressure intensifier.
Codice: P01
Software: AQ2TB-STATICAUT
Tests executable in climatized chamber with air temperature adjustable up to 110 °C and with hot water with adjustable temperature up to 95 °C.
Codice: PT01 e PT01H
Software: AQ2TB-STATICAUT / AQ2TB-STATIC-LT
Tests with hot water (up to 95 °C) in circulation by heat exchanger and water circulator.
Codice: P01-HPF
Software: AQ2TB-STATIC-EH
Water hammer test with adjustables frequency, minimun and maximum pressure. Pressure increase by pressure intensifier.
Codice: P02
Software: AQ2TB-PULSEAUT
Tests executable in climatized chamber with air temperature adjustable up to 110 °C and with hot water with adjustable temperature up to 95 °C.
Codice: PT02 e PT02H
Software: AQ2TB-PULSEAUT
Pulsing pressure test with water circulation, adjustable working pressure, cycle times and pressure slopes.
Codice: P03
Software: AQ2TB-PULSEAUT
Tests executable in climatized chamber with air temperature adjustable up to 110 °C and with hot water with adjustable temperature up to 95 °C.
Codice: PT03 e PT03H
Software: AQ2TB-PULSEAUT
Burst test with adjustable pressure slope and stabilization time.
Codice: P04
Software: AQ2TB-STATICAUT
Tests executable in climatized chamber with air temperature adjustable up to 110 °C and with hot water with adjustable temperature up to 95 °C.
Codice: PT04 e PT04H
Software: AQ2TB-STATICAUT
Tests with hot water (up to 95 °C) in circulation by heat exchanger and water circulator.
Codice: P04-HPF
Software: AQ2TB-STATICAUT
Codice: AXT01
Software: AQ2TB-AT-LAB
Thermal cycles and flow-rate tests
THERMAL CYCLES TESTS
Constant pressure test with variation of the water supply temperature. Adjustable working pressure, minimum water temperature, maximum water temperature and flow-rate.
Adjustable test chamber temperature.
Standard reference: EN 12293.
Codice: TC01
Software: AQ2TB-EN12293
Pulsing pressure test with water supply temperature variation. Adjustable working pressure, minimum water temperature, maximum water temperature and flow-rate.
Adjustable test chamber temperature.
Codice: TC02
Hydraulic valves endurance.
Constant pressure tests, variation of the water supply temperature: adjustable working pressure, minimum and maximum water temperature and flow-rate. Adjustable test chamber temperature.
Control and acquisition of torque and angular speed.
Example of standard reference: EN 13828.
Codice: TC03
Software: AQ2TB-LVALVE
FLOW RATE TESTS
Measurement of the flow-rate of the device under test with linear increase of supply pressure.
Example of Standards reference: EN 200, EN 817, EN 1111.
Codice: F01
Software: AQ2TB-FLOW-LIN
Kv coefficient calculation by mean of linear increase of delta pressure.
Codice: F02
Software: AQ2TB-KV-LAB
Measurement of outlet pressure as a function of flow-rate. Software suitable to test pressure reducers and pumps.
Codice: F03
Software: AQ2TB-P-FLOW
Measurement of flow rate as a function of differential pressure.
Test executed with increase and decrease of differential pressure in order to evaluate the hysteresis of the component under test.
Up to 6 tests can be displayed on the same chart.
Software suitable to test flow regulators.
Codice: F04
Software: AQ2TB-FLOW-DP
Mechanical tests on flexible hoses
Test for evaluate the tensile strength of shower hoses.
Example of Standard reference:
EN 1113 cap. 9.2
Codice: TST01
Test for evaluate the resistance at tensile strength cycles of shower hoses.
Example of Standard reference:
ASME A112.18.1-2012/CSA B125.1-12 chap. 5.6.3.5
Codice: TSC01
Test for evaluate the flexing durability of shower hoses.
Example of Standard reference:
EN 1113 cap. 9.3
Codice: RFL01
Hydraulic tests for sanitary taps
Hydraulic tests for sanitary taps
Constant pressure leaktightness tests with adjustable pressure, stabilization time and pressure slopes.
Maximum pressure: 25 bar.
Example of Standard reference: EN 200, EN 817, EN 1111.
Codice: P01
Software: AQ2TB-STATICAUT
Water hammer test with adjustable frequency, minimum and maximum pressure up to 50 bar. Example of Standard reference: NF077 doc.3 - doc.4; Classification ECAU.
Codice: P02
Software: AQ2TB-PULSEAUT
Measurement of the flow-rate of the device under test with step pressure increase. di alimentazione.
The jump pressure and the number of stpes are adjustable.
Example of Standard reference: EN 200, EN 817, EN 1111.
Codice: F05
Software: AQ2TB-FLOW-STEP
Measurement of the flow-rate of the device under test with linear increase of supply pressure.
Up to 6 tests can be displayed on the same chart to compare different devices or different positions of the same device.
Example of Standards reference: EN 200, EN 817, EN 1111.
Codice: F06
Software: AQ2TB-FLOW-LIN
Test of mixed water temperature fidelity and sensitivity by moving the temperature setting device from cold to hot position and returning to initial position.
The fidelity test evaluates the hysteresis of the control device.
The sensibility test evaluates the minimum angular rotation necessary to change outlet water temperature.
Example of Standard reference: EN 817, EN 1111.
Codice: SF01
Software: AQ2TB-COMBILAB+ / AQ2TB-F+S-DRIVE
Measure of acoustic emission of the hydraulic device under test.
Global evaluation and in bands of frequency of noise generated.
An hydrophone is used to measure the noise emissions.
Example of Standard reference: ISO EN 3822-1, NF S 31-014.
Codice: AT01
Software: AQ2TB-NOISE
Automatic test for evaluation of flow-rate in automatic shut-off valves.
Example of Standard reference: EN 816.
Codice: F07
Software: AQ2TB-LAB-ASV
Measure of flow-rate and force in "water saving" position for single lever mixers.
Measure and acquisition of position, angular speed, torque and flow-rate.
Example of Standard reference: NF 077 doc.3 rev.17.
Codice: SLFM
Software: AQ2TB-SLFM
Measure of water hammer generated by a quick closure of an hydraulic device.
Hydraulic plant realized according to the reference Standard.
High frequency acquisition of pressure signal for an appropriate evaluation of the event.
Example of Standard reference: NF 076 doc.2 rev.9.
Codice: WH01
Software: AQ2TB-HAMTEST
Thermostatic mixers tests
Test of mixed water stability with changing of supply pressure (hot or cold water). Evaluation of temperature variation during the test and after the restoration of starting pressure. Adjustable pressure jump.
Example of Standard reference: NF 077, PrEN 1111_2014.
Codice: PJ01
Software: AQ2TB-COMBILAB+
Test of mixed water stability with changing of supply temperature (hot or cold water). Evaluation of temperature variation during the test and after the temperature variation.
Example of Standard reference: NF 077, PrEN 1111_2014.
Codice: TJ01
Software: AQ2TB-COMBILAB+
Test of safety with cold water failure and restoration.
Evaluation of hot water collected after the cold water failure and evaluation of outlet water temperature after the restoration. Times of execution of the test adjustable.
Example of Standard reference: NF 077, PrEN 1111_2014, NHS-D08.
Codice: ST01
Software: AQ2TB-COMBILAB+ / AQ2TB-M-LAB-NF / AQ2TB-M-LAB-D08
Test of mixed water stability with flow-rate variation. Evaluation of mixed water temperature during the test.
Example of Standard reference: prEN 1111_2014, NF 077.
Codice: FV01
Software: AQ2TB-COMBILAB+
Test of override stop for thermostatic mixers. The test consist in a quick rotation of the temperature device control from cold position to hot. Evaluation of maximum mixed temperature and final temperature.
Example of Standard reference: prEN 1111_2014, NF 077.
Codice: TV01
Software: AQ2TB-COMBILAB+
Test of mixed water temperature fidelity and sensitivity by moving the temperature setting device from cold to hot position and returning to initial position.
The fidelity test evaluates the hysteresis of the control device.
The sensibility test evaluates the minimum angular rotation necessary to change outlet water temperature.
Example of Standard reference: NF 077, PrEN 1111_2014.
Codice: SF02
Software: AQ2TB-COMBILAB+ / AQ2TB-F+S-DRIVE
Automatic test for checking and evaluation of peak temperature of mixed water, after position variation of mixing device.
Adjustable angular position and angular speed.
Example of Standard reference: NF 077 doc.4 rev.17.
Codice: ASTD01
Software: AQ2TB-ASTD
Endurance test for thermostatic mixers with measure and acquisition of angular speed an torque of flow-rate and temperature controls.
Example of Standard reference: ASSE/ASME/CSA 1016_2011
Codice: ETM01
Software: AQ2TB-LRT-CSA
Endurance test for thermostatic mixers with measure and acquisition of angular speed an torque of temperature controls.
Example of Standard reference: PrEN 1111_2014 cap. 16.8, NF 077 doc.4 re.17.
Codice: ETM02
Software: AQ2TB-1LM-DRIVE
Endurance test of temperature limiting device with control and acquisition of supply temperature, mixed water temperature and cycle parameters.
Example of Standard reference: EN 15092 chap. 7.10, NF 079 doc.8 rev.8.
Codice: ETV01
Software: AQ2TB-1LM-H&C
Endurance tests
Endurance tests for single lever mixers with control and acquisition of linear speed, force, angular speed, torque and mixed water temperature.
Life test cycles according to International Standards:
EN 817 cap. 12.1
ASME A112.18.1-2012/CSA B125.1-12 cap. 5.6.3
Codice: ESL01
Software: AQ2TB-LM-ENCSA
Endurance test for swivel spouts with control and acquisition of angular speed and torque.
Adjustable water supply temperature.
Example of Standard reference:
EN 817 cap. 12.3
ASME A112.18.1-2012/CSA B125.1-12 cap. 5.6.4
Codice: ESS01
Software: AQ2TB-LBM-ENCSA
Endurance test for diverters with control and acquisition of linear speed and force.
Adjustable water supply temperature.
Example of Standard reference: EN 200 chap. 12.2 EN 817 chap. 12.2 PrEN 1111_2014 chap. 16.6
Codice: ED01
Software: AQ2TB-LD-ENCSA
Endurance test for diverters with control and acquisition of linear speed and force. Adjustable water supply temperature.
Example of Standard reference:
EN 200 cap. 12.2
EN 817 cap. 12.2
PrEN 1111_2014 cap. 16.6
Codice: EFC01
Software: AQ2TB-LR-ENCSA
Endurance test for multiway selectors (diverters or shower mechanisms) with control and acquisition of angular speed and torque.
Adjustable water supply temperature.
Example of Standard reference:
ASME A112.18.1-2012/CSA B125.1-12 cap. 5.6
Codice: EMWS01
Software: AQ2TB-LMWSENCSA
Thermal shock test for shower, shower hoses and flexible tubes.
Adjustable pressure, temperature and flow-rate.
Example of Standard reference:
EN 1112 cap. 10.3
EN 1113 cap. 9.6
Codice: TS01
Software: AQ2TB-1LD-H&C
Test of pressure resistance at elevated temperature for shower hoses with adjustable working pressure.
Water temperature: 70 °C.
Example of Standard reference:
EN 1113 cap. 9.4
Codice: PRH01
Software: AQ2TB-LSH
Endurance test for water hammer resistance of flexible hoses according to Brazilian Standards NBR.
Example of Standard reference:
NBR 14878 annex D
Codice: WHB01
Software: AQ2TB-NBR14878D
