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MANUAL NCBM 01 Revision 14 11/06/2021

STEM S.r.l. via della Meccanica, 2 I-27010 Cura Carpignano- Pavia Italia Tel. +39 0382 583011 Fax +39 0382 583058 www.stemsrl.it [email protected]

Subject to change without notice, no responsibility will be taken for every detail. © STEM S.r.l.

4.2 Wiring diagrams for overspeed governors

FIG. 5 Connections scheme for monitoring OSG type1

FIG. 6 Connections scheme for monitoring OSG type2

VARIST

Electromagnet

driver

BTAMP 12V

JP3

JP1

JP2

+24V

Electromagnet

OSG

Microswitch

TEST

PO1

PO2

Fault Relay

NCBM 01

FNO

FNC

PT1

PT2

TO
R

Down

BTAMP 12V

+24VDC / L1(AC)

TEST

Voltage reference / N (AC)

VARISTOR

PO2

PO1

R=1Kohm

not needed with

NCUM Module

JP3

Voltage reference
N (AC)

+24VDC / L1(AC)

JP2

JP1

Fault Relay

NCBM 01

FNC

FNO

PT2

PT1

+24VDC / L1(AC)

Floor

VARISTOR

Voltage reference / N (AC)

Test is coming

Control panel

A3 Safety

circuit

OSG

Microswitch

ELETTROMAGNET

Volt

age refe

rence

/ N (AC)

Test warning

Содержание NCBM 01

Страница 1: ...he safety micro switches mounted on the brake For traction lifts with uncontrolled movement device on the OSG over speed governor NCBM01 allows to monitor the proper functioning of the blocking element electromagnet installed on the OSG All the stopping element down direction valves electrical brakes and the OSG must be certified Main features activation of an output relay in case of failure of th...

Страница 2: ...oes not work under pressure and not being considered in parallel to the main valve of descent does not require monitoring The NCBM01 allows to select the activation sequence valve by setting the parameter valve sequence in the configuration window Using the parameter down valve opening delay the advance opening time of the additional valve is configured while the parameter down valve closing delay...

Страница 3: ...ng normal elevator operation are configured using the masks Valve sequence down valve closing delay down valve opening delay as described in the previous paragraph Thirty seconds before the execution of the test and for the whole duration of the same the output TW test warning will remain active to signal the imminent execution of the test This function is useful to signal to the control cabinet t...

Страница 4: ...h LED5 GREEN Lower floor On Off Lower floor On Off Time verification pending On until SMA signal change the state ALL RED Alarm Off Alarm Off Alarm Off TAB 1 Led Meaning in normal functionality monitor nomonitor I Valve configuration TEST PENDING TEST IN PROGRESS LED OPZ1 OPZ2 OPZ1 OPZ2 LED1 Green Up On Off Valve V1 O1 out On Off Off Valve V1 O1 out On Off LED2 Green Down On Off Valve V2 O2 out On...

Страница 5: ...the configuration window Opening Up Valve Timing you can configure the opening of a single or both valves during upward elevator travel The maximum opening time is configurable to 4s Checking the box always on you can configure the continuous opening of the valves during an upward travel If in the configuration menu the box V1 V2 and always on are selected together the opening and closing of the v...

Страница 6: ...losed FNC in case of alarm FNC CF is closed 3 3 Signalling traction lift LED Brakes deactivated No Alarm Brakes activated Brakes deactivated with alarm Brakes activated with alarm LED1 GREEN OFF Contact1 OFF Contact 1 ON if contact 1 faulty ON if contact 1 faulty LED2 GREEN OFF Contact 2 OFF Contact 2 ON if contact 2 faulty ON if contact 2 faulty LED3 GREEN ON POWER OK ON blink brake activated ON ...

Страница 7: ... Electromagnet driver D1 A3 D2 A4 BTAMP 12V JP3 JP1 JP2 24V Electromagnet OSG Microswitch TEST A1 A2 T1 _ V1 T2 PO1 V2 PO2 J1 K1 Fault Relay NCBM 01 K2 J3 FNO S2 CF J2 FNC PT1 PT2 S1 CO TW O1 O2 VARISTOR Down BTAMP 12V D1 D2 A4 A3 24VDC L1 AC TEST Voltage reference N AC VARISTOR PO2 V2 PO1 V1 R 1Kohm not needed with NCUM Module JP3 Voltage reference N AC 24VDC L1 AC T2 JP2 A2 T1 A1 JP1 Fault Relay...

Страница 8: ...mpulse of 300ms is sent on the O1 output 2 After a set time default 3s the status of the microswitch installed on the OSG is checked NC closed when OSG free to move LED2 OFF then ON 3 If the test fails the alarms will be activated In both cases the signaling outputs activated are TW test warning thirty seconds before the execution of the test and for the duration of the whole test to signal to the...

Страница 9: ... failure In case of power failure the NCBM01 keeps in operation only internal clock After the return of the supply voltage the control unit restores its normal operation within 1 minute The customer can select to use external 12V battery connected to the inputs A3 A4 or to use an internal battery inserted on the front side The internal battery should be type CR2032 220mAh the polarity toward the u...

Страница 10: ... runs up and down checking through the LEDs 1 to Led5 Option 1 and Option 2 that the received signals from the system are correct and the LED FAULT is not activated 3 TEST SIMULATION WITH NEGATIVE RESULT simulate a non opening and a non closing of the microswitch per each of them which is used 4 TEST SIMULATION WITH NEGATIVE RESULT AT THE POWER ON after the alarm generated at the step 3 switch on ...

Страница 11: ...e test will end with positive result 2 TEST SIMULATION WITH NEGATIVE RESULT contact failure to open a Jumper output O1 so that the electromagnet remains always powered b With the system stopped at the bottom floor and with closed doors turn on the test input T1 to GND T2 to 24VAC DC by means of an external pushbuttons After the pending time 30s the test sequence will start sensing an impulse to th...

Страница 12: ... 2014 Approvals IMQ certificate N 847 Name Type Functions Hydro Monitor nomonitor Functions Hydro I VALVE Functions Electric Functions OSG Range V AC DC Max I A Max Power W A1 A2 Power supply Power supply Power supply Power supply Power supply 15 30 0 1 T1 T2 Optoisolated input Immediate test Immediate test 15 30 0 01 D1 D2 Optoisolated input Down contactor TRAVEL Brake coil Down contactor 24 220 ...

Страница 13: ... to change without notice no responsibility will be taken for every detail STEM S r l TAB 9 General technical data 13 Order code CODICE DESCRIZIONE NCBM01 A3 monitoring unit 1SBATTCR2032 Battery CR2032 1 battery is included in the NCBM01 1PUSB2TAMB2M Cable USB 2 0 Type A Mini B length 2m Connector USB Type A Male Type Mini B Male High Full Low Speed USB compatible TAB 10 Order codes ...

Страница 14: ... every detail STEM S r l 14 User interface Configuration 14 1 Driver USB installation Copy a folder on the C disk of your computer the directory STEM_NCBM_APP Before connecting the NCBM check which communication ports are available on the PC Connect the NCBM to the PC via a USB cable and turn it on Windows will detect the new device Install the driver present in the folder C STEM_NCBM_APP inf Chec...

Страница 15: ...pe Hydraulic Options with monitoring without monitoring Date and Time date and time configuration Test Time test hour configuration Test Frequency test frequency once a day or once per hour Test Duration test time duration Valve sequence setting phase shift valves V1 open before and close after V2 or viceversa Down closing valve delay Advance opening time of the additional valve to be set 0 in cas...

Страница 16: ...temsrl it stem stemsrl it Subject to change without notice no responsibility will be taken for every detail STEM S r l 14 2 2 Hydraulic user interface Bucher i VALVE Lift type elevator type Hydraulic Date and Time date and time configuration Active Error errors active Firmware version firmware version Fault Relay Polarity set the fault relay polarity ...

Страница 17: ...responsibility will be taken for every detail STEM S r l 14 2 3 Elettric OSG1 user interface mask Lift type elevator type electric Option type and number of contact to be checked Date and Time date and time configuration Test Duration maximum time out to check the change state of the microswitch max 5s Active Error errors active Firmware version firmware version Fault Relay Polarity set the fault ...

Страница 18: ...t the point 4 3 option 2 to be used with the NCUM devices Date and Time date and time configuration Test Time test hour configuration Test Frequency test frequency once a day or once per hour Test Time Duration maximum time out to check the change state of the microswitch max 5s Active Error errors active Firmware version firmware version 14 3 Global Configuration Save save a specific configuratio...

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