LAB-EL
ELEKTRONIKA LABORATORYJNA
Herbaciana 9
05-816 Reguły
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LB-762 Controller Installation Manual
Release 7
24 października 2019
Copyright © 2008-2019 LAB-EL
Page 1: ...KA LABORATORYJNA Herbaciana 9 05 816 Regu y PL tel 48 22 7536130 fax 48 22 7536135 www www label pl email info label pl LB 762 Controller Installation Manual Release 7 24 pa dziernika 2019 Copyright 2...
Page 2: ...hermometers 15 3 4 Analog input 0 10V 16 3 4 1 Connection of analog CO2 concentration meter 16 3 5 Inputs of S300 measurement sensors 16 3 5 1 Connection of CO2 concentration meter type LAB EL LB 850...
Page 3: ...er 16 3 5 Scheme of connection of LAB EL LB 710 type meter 17 3 6 Scheme of connection system of a typical valve to relay output 17 3 7 Scheme of connection of analog servomotors Belimo 19 3 8 Scheme...
Page 4: ...common for the entire system such as measurement of external air parameters or CO2 concentration measurement Regulator LB 764 is LB 762 model with special modifications prepared for Baltic Champignon...
Page 5: ...r more than one hall what permits reduction in the cost of the installation Detailed description further the manual External hytherograph to ensure better operation of mechanisms controlling climate i...
Page 6: ...outers the network can be expanded over any area The number of devices in an Ethernet network is relatively unrestricted the only practical limits result from the type of network devices used switches...
Page 7: ...ximum total length of cable is 1200 meters RS 485 network requires the application of LB 480 module that works as converter of communication interfaces Connection between a PC computer and LB 480 modu...
Page 8: ...rk Rysunek 1 5 Scheme of a system with LB 762 and LB 760 regulators 1 6 Collective measurement of external air parameters In the measuring system consisting of more regulators both LB 762 and LB 760 i...
Page 9: ...The whole continues in cycles Additionally it is possible to incorporate to the system CO2 concentration measurement for external air This has two functions periodic blowing Of the CO2 meter with fres...
Page 10: ...ent in external air for reasons previously discussed Separate groups of collective CO2 measurement operate independently but within one network of data transmission it is not required here to split th...
Page 11: ...pose unscrew four plastic screws on the front panel open the Casing lifting up the front panel on hinges Connections are placed in the rear part of the casing mostly along side edges The exception are...
Page 12: ...the rear part of the casing there are several light diodes which are supposed to signal regulator status The function of these diodes is above all to provide a diagnostic tool they are important most...
Page 13: ...o 2 each LED flash is associated with data receipt 2 2 1 Errors in operation Errors in operation of the regulator are signalled both on the display on the the front panel as well as by means of signal...
Page 14: ...nity to interference it is necessary to ensure appropriate connection of the earth clamp IT IS NOT allowed to connect the earth clamp to contact N of the power supply connector Separate earthing is re...
Page 15: ...e thermometer of air conditioning tunnel no 3 additional TEMP SENSOR AC 4 the thermometer of air conditioning tunnel no 4 additional TEMP SENSOR COMP 1 base thermometer no 1 TEMP SENSOR COMP 2 base th...
Page 16: ...ped with two inputs permitting attachment of any S300 sensors extending measurement possibilities of the regulator In typical cases these are concentration meters CO2 LB 850 or hytherographs LB 710 Fo...
Page 17: ...tion Normally Open normally no contact Switching on the relay causes short circuit of output contacts Relay no 8 is of contact no contact type pairs of contacts are marked as N O what means inactive c...
Page 18: ...otors require a separate source of power supply The manner of power supply depends on the type of servomotors Popular BELIMO servomotors can be powered with voltage 24V AC or 24V DC Johnson Control se...
Page 19: ...not have a return signal one should short circuit contacts IN and OUT in the given connector of regulator LB 762 in accordance with figure Figure 3 9 Such connection will ensure cheating of the regul...
Page 20: ...US bus suitable servomotors must be used consistent with this standard Before connection to the system they require configuration address setting Default factory servomotor setting permits operation i...
Page 21: ...um up power collected for all connected servomotors For example for servomotor LM24A MP consumed power is 2 5 W for 24V DC and 5 0 VA for 24V AC With 8 servomotors we have the sum of powers 20 W for 2...
Page 22: ...ls such as MFT H programmer or interfaces ZIP RS232 ZIP USB MP ZIP 232 MP ZIP 232 KA plus dedicated Belimo PC Tool MFT P configuration software description the method of conduct is in the respective d...
Page 23: ...ollision with other servomotors In such situations immediate disconnection can help of the other servomotors and conduct of the address setting procedure with a single servomotor connected Continuous...
Page 24: ...for all nodes Regulator address settings can be applied using lbnetcfg tool PC with Windows operating system requires changes to network card settings under TCP IP protocol properties 3 11 RS 485 net...
Page 25: ...but in practice it is not present RS 485 interface in converter LB 480 has similar termination mechanisms of RS 485 network This can be done using 3 contacts which can be found on the interface plate...
