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Operating Instructions

1. VEGASTAB 690 Product description 1 4 Dimensions Carrier rail 35 x 7 5 or 35 x 15 acc to EN 50 022 Transparent cover jj ft a a gt A ire E a A dl Tt A TE ER Y 134 36 pr gt VEGASTAB 690 VEGA Mounting and installation instructions 2 Mounting and installation instructions Mounting Coding Each series 600 instrument consists of a The terminal socket is provided with pins and terminal socket for carrier rail mounting DIN the instrument with appropriate gaps me 46 277 and a module unit chanical coding to prevent inadvertent swapping of the different instruments You can connect the supply voltage to termi nals 9 and 10 Instrument coding by means of differently placed coded pins prevents inadvertent If there are adjoining series 600 instruments swapping of the different signal conditioning it is possible to continue the connection L1 instruments and this power supply unit and N directly via the supplied jumpers Note The jumpers must never be used for single instruments or at the end of an instrument row Disregard of this warning could lead to com ing into contact with the operating voltage or could generate a short circuit Instrument coding VEGASTAB 690 pin 5 Direct connection for supply voltage 0 00 000 0000 6 VEGASTAB 690 Electrical con
2. Mixed applications can also be connected to the two outputs of the power supply unit e g output 1 sensor in non Ex area output 2 sensor in Ex area Sensors in Ex area e g hydrostatic pressure transmitters or process pressure transmitters Ex area Non Ex area ia safety barrier Meas instrument A _ Load max 75 Ohm e g differential pressure transmitter Ex area Non Ex area ia safety barrier Meas instrument Load max 75 Ohm VEGASTAB 690 power supply unit VEGASTAB 690 Setup 4 Setup 4 1 Indicating and adjustment ele ments vecastaBeo0 690 2QO9O LED secondary voltage available Separating wall Terminals output 1 and 2 Interlock connection sockets output 2 Interlock connection sockets output 1 Terminals supply O O1 B CO ND 4 2 Setup sequence The following listing shows the main setup steps mount the terminal socket wire the socket acc to your requirements cover the input terminals with the separat ing wall 2 mount the module unit to the terminal socket Switch on the supply voltage the green LED 1 lights VEGASTAB 690 VEGA Diagnostics 5 Diagnostics 5 1 Maintenance The instrument is maintenance free 5 2 Repair For safety and warranty reasons any internal work on the in
3. VEBA Level and Pressure Operating Instructions VEGASTAB 690 VEGA Contents Contents Safety INONMA sectas cda ere dais 2 Note EX area aura ici 2 1 Product description 1 1 Function and Contigua 3 162 Types and V rSIONS ad nee aides 3 o AP sence E nes tes seks E 4 1 4 DIMENSIONS cdo 5 2 Mounting and installation instructions 6 3 Electrical connection 3 1 Connection InStUCIO Sesma ts 7 3 2 Connection instructions for approved applications T 8 83 Connection PlaN sanassa E 7 3 4 Connection examples ceccecceceesceseeeeeeeteeteeeeeeeseeeeeeteas 8 4 Setup 4 1 Indicating and adjustment elements 0 cee 9 4 2 Setup SEQUENCE ec ceccseceecceceeceeeceeeeeeeaeeaeteetaeeeeeesersteaeeatens 9 5 Diagnostics Sil MAIN MANC aes ceive adn orne 10 e Ma atone ns 10 5 3 Checking the measuring cable 10 Safety information Note Ex area Please read this manual carefully and also take Please note the attached approval documents note of country specific installation standards yellow binder and especially the included as well as all prevailing safety regulations and safety data sheet accident prevention rules For safety and warranty reasons any internal work on the instruments apart from that in volved in normal installation and electrical con nect
4. ion must be carried out only by qualified VEGA personnel 2 VEGASTAB 690 Product description 1 Product description 1 1 Function and configuration VEGASTAB 690 power supply unit is a mod ule instrument with plug in socket suitable for carrier rail mounting DIN 46 277 Function The power supply unit provides two galvani cally separated supply circuits Both circuits are shortcircuit proof current limitation approx 26 mA and are equipped with inter lock diodes for control Configuration VEGASTAB 690 power supply unit can power hydrostatic pressure transmitters process pressure transmitters or differential pressure transmitters and ensures the configuration of a complete measuring system per circuit in conjunction with one of these sensors D VEGASTAB 1 2 Types and versions Standard application A power supply unit powers max two sen sors Both e power supply unit and sensor orm one measuring system e g DCS Standard application Application in Ex area A power supply unit powers via max two ia safety barriers type 145 two sensors in Ex area Together they form one measuring system Non Ex area Ex area Safety barrier type 145 e g DCS Ex application VEGASTAB 690 VEGA Product descripti
5. nection 3 Electrical connection 3 1 Connection instructions The following connection plan is valid for standard as well as for Ex measuring sys tems Please observe the following instruc tions If strong electromagnetic interferences are expected screened cable is recom mended for the signal cables The screening must be earthed only on one sensor end If overvoltages are expected we recom mend the use of VEGA overvoltage ar resters The connection must be made according to the appropriate national installation standards e g in Germany acc to the VDE regulations 3 2 Connection instructions Ex for approved applications In Ex applications the voltage supply of the sensor must be provided only via an intrinsi cally safe circuit By using ia safety barriers type 145 intrinsi cally safe circuits can be prepared see 3 4 Connection examples Please also note the official document of the ia safety barrier 3 3 Connection plan VEGASTAB 690 Output 1 for sensor 1 Output 2 for sensor 2 Voltage supply VEGASTAB 690 VEGA Electrical connection 3 4 Connection examples Sensors in non Ex area e g hydrostatic pressure transmitters or process pressure transmitters N e g VEGADIS Load max 500 Ohm e g differential pressure transmitter e g VEGADIS Load max 500 Ohm VEGASTAB 690 power supply unit
6. on 1 3 Technical data Power supply Operating voltage Power consumption Fuse supply range Electrical connection 20 250 V AC 50 60 Hz 20 72 V DC with backup power supply curve form deviating considerably from mains sine Una 125 V AC rectangle max 3 W 3 16 VA T 1A 250 V Screw terminal Electrical protective measures max 1 5 mm Protection instrument IP 30 plug in socket IP 20 Protection class Il Overvoltage category Il Ambient conditions Permissible ambient temperature 20 C 60 C Storage and transport temperature 40 C 70 C Output Output voltage Current limitation Load non Ex circuit intrinsically safe circuit Interlock diode Indicating elements 2 x 24 V DC floating approx 26 mA shortcircuit proof max 500 Ohm max 75 Ohm in conjunction with safety barrier type 145 for output 1 and 2 max instrument load 15 Ohm LED in front plate Electrical separation measures green on operating voltage on Reliable separation acc to VDE 0106 part 1 between reference voltage isolation resistance CE conformity CE power supply output 1 and output 2 250 V 3 kV VEGASTAB 690 power supply unit meets the protective regulations of EMC 89 336 EWG and NSR 73 23 EWG Conformity has been judged acc to the following standards EMC Emission Susceptibility NSR EN 50 081 1 EN 50 082 2 EN 61 010
7. struments apart from that required in normal installation and connection must be carried out only by VEGA personnel In case of defect please return the respec tive instrument with a short description of the fault to our repair department 5 3 Checking the measuring cable A measuring instrument connected to the interlock sockets is switched without interrup tion into the circuit of the measuring cable series connection This enables diagnostic checking of the measuring cable The measuring instrument shows the actual current The same procedure is also valid for output 2 measuring cable 2 on the interlock sockets 2 Sensor e g VEGADIS eg 112 DCS VEGASTAB 690 power supply unit ma Measuring instrument load max 15 Ohm E Note In Ex systems make sure that the Ex protec tion is not degraded by the measuring instru ment 10 VEGASTAB 690 Notes VEGASTAB 690 11 VEGA VEGA Grieshaber KG Am Hohenstein 113 D 77761 Schiltach Phone 0 78 36 50 0 Fax 0 78 36 50 201 E Mail info de vega com www vega com O CE amp The statements on types application use and operating conditions of the sensors and processing systems correspond to the latest infor mation at the time of printing Technical data subject to alterations 19959 EN 000701

Operating Instructions

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