Siemens EF 725 Series Bedienungsanleitung

1600T EN Series Pressure TransmittersModel 621EMLiquid level, interface and densitySpecification sheetThe all new 600T Series transmitterThe first cho

10ORDERING INFORMATION model 621EM Liquid level interface and density transmitterSelect one character or set of characters from each category and sp

11ORDERING INFORMATION model 621EM Liquid level interface and density transmitternElectrical connection1/2" NPTM20 x 1.5 (CM 20)Pg 13.51/2"

12The Company's policy is one of continuous productimprovement and the right is reserved to modify thespecifications contained herein without not

2SensorcodeUpper RangeLimit (URL)621EMLiquid level interface,densityLower Range Limit (LRL)2.5 kPa25 mbar10 inH2O10 kPa100 mbar40.1 inH2OAB- 2.5 kPa-

3Sensor (URL) coefficient K5The seal(s) constant time is calculated by the following formulaTS6 (sec) = [K1 x (K2 + K3 x K4) x K5]The total constant t

4Optional surge protectionUp to 2.5 kV (5 kA discharge current) of 8 µs rise time/20 µsdecay.Output signalTwo-wire 4 to 20 mA dc, user-selectable for

5Optional indicators accuracy• integral display (microprocessor driven) : no error• analog output meter : ± 2% full scale deflection• LCD output meter

6Environmental protectionWet and dust-laden atmospheresThe transmitter is dust and sand tight and protected againstimmersion effects as defined by IEC

7CONFIGURATION• Transmitter with HART communication and 4 to 20 mAStandard configurationTransmitters are factory calibrated to customer's specifi

8DIN typehousingExternalgroundIntegraldisplayhousingCertificationlabelElectronic sideOutput meterhousingTerminalsideMOUNTING DIMENSIONS(not for constr

9• Wafer type seal2in ANSI CL 1502in ANSI CL 3003in ANSI CL 1503in ANSI CL 300DN50 DIN ND16DN50 DIN ND40DN80 DIN ND16DN80 DIN ND40DIMENSIONS mm (in)