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1、Dialog item Value Description continued V 7 X Lev0 Lev2 Programming lock Version display with current input level 0 only display of operating parameters no changes possible 1 only switching points can be set and max and min memories 2 release user level all operating parameters for customer LITH 20
2、100 Change display brightness 20 100 only for units with dot matrix display AOZS only V 7 X 0 9999 Scale the analog output start value e g 0 bar 4 mA AOFS 0 9999 Scale the analog output end value e g 400 bar 20 mA output signal start value always corresponds to the display initial value e g 0 bar 4
3、mA max turn down 4 1 i e at values below 25 of the measuring range the analog output is switched off Code 000 999 Enter the code level Changes Lev1 471 up down 5 seconds Lev1 Lev0 Lev2 740 up down M 5 seconds Lev2 Lev0 Lev0 999 OPT only V 7 X Display of the unit options stored by the manufacturer Ba
4、rksdale Operating Instructions Dual Pressure Switch UDS 7 Dual Temperature Switch UTS 7 1 Intended Applications 2 2 Safety Instructions 2 3 Standards 3 4 Warranty Guaranty 3 5 Installation Commissioning 4 6 Maintenance Cleaning 5 7 Technical Data 6 8 Operation 8 9 Programming 9 10 User Level Dialog
5、10 Barksdale GmbH Dorn Assenheimer Stra e 27 D 61203 Reichelsheim Phone 49 6035 949 0 Fax 49 6035 949 111 and 949 113 email info barksdale de Internet www barksdale de 1 12 Art no 923 1724 Index E 19 08 2009 Software version from V 1 X Specifications are subject to changes without notice 1 Intended
6、Applications The dual pressure switch monitors system pressures and has up to two switching outputs and one analog output The dual temperature switch monitors the temperature of the medium into which the probe is immersed and has up to two switching outputs and one analog output DANGER The switch ma
7、y only be used in the specified fields of application The temperature must be within the specified ranges the pressure values and the electrical rating must not exceed the values specified Observe also the applicable national safety instructions for assembly commissioning and operation of the switch
8、 The switch is not designed to be used as the only safety relevant element in pressurized systems according to DGR 97 23 EC 2 Safety Instructions The safety instructions are intended to protect the user from dangerous situations and or material damage In the operating instructions the seriousness of
9、 the potential risk is designated by the following signal words DANGER Refers to imminent danger to men Nonobservance may result in fatal injuries WARNING Refers to a recognizable danger Nonobservance may result in fatal injuries and destroy the equipment or plant parts CAUTION Refers to a danger No
10、nobservance may result in light injuries and material damage to the sensor and or to the plant IMPORTANT Refers to important information essential to the user Disposal The sensor must be disposed of correctly in accordance with the local regulations for electric electronic equipment The switch must
11、not be disposed of with the household garbage 3 Standards The standards applied during development manufacture and configuration are listed in the CE conformity and manufacturer s declaration 4 Warranty Guaranty Warranty Our scope of delivery and services is governed by the legal warranties and warr
12、anty periods Terms of guaranty We guaranty for function and material of the dual pressure and temperature switch under normal operating and maintenance conditions in accordance with the statutory provisions Loss of guaranty The agreed guaranty period will expire in case of incorrect use incorrect in
13、stallation or incorrect handling or operation contrary to the provisions of these operating instructions No liability is assumed for any damage resulting therefrom or any consequential damage 3 2 5 Installation Commissioning DANGER Only install or uninstall the switch when deenergized electrically a
14、nd hydraulically pneumatically Pressure connection and electrical connection must be carried out by trained or instructed personnel according to state of the art standards The switch must only be installed in systems where the maximum pressure Pmax or the maximum temperature Tmax is not exceeded see
15、 type label WARNING Be aware of the fact that in case of operation with higher temperatures the casing surface may become very hot CAUTION Mount the pressure switch from bottom to the fi tting with a wrench SW 36 1 4 resp 19 with 45 Nm torque Do not operate the switch if the switch itself or the con
16、nection cable is damaged Impact and heavy vibrations during transportation should be avoided Even if the switch casing remains undamaged inside parts may be damaged and cause malfunctions Electrical connection depends on the type of pressure switch see type label according to the chart below Wrong assignment of the connections may cause malfunctions or incorrect switch outputs Connection Chart Plug M 12x1 4 pin 5 pin Model with 2 switching outputs Model with 2 switching outputs and 1 analog outp
