Laurel-electronics LTA DPM SERIES ANALOG INPUT Uživatelský manuál Strana 1

LTA “DPM” SERIES TRANSMITTERS ANALOG INPUT 4-20 mA, 0-20 mA or 0-10V ANALOG OUTPUT OWNERS MANUAL LAUREL Electronics Inc. 3183-G Airwa

- - 10 - In the Establish Communications screen, select your Com Port and 9600 as the Baud Rate. You will be able to change your protocol and ba

- - 11 - Click on DPM => Get Setup to retrieve the current setup information from your DPM trans-mitter, then on View => Setup, whi

- - 12 - Click on the Filter tab to set to set up filtering for your readings. The filter time constant can be automatic, be specified in second

- - 13 - Click on the Communication tab to view the communication parameters that you used to establish default communications wi

- - 14 - ADDITIONAL FEATURES • The Commands pull-down menu allows you to execute certain functions by using your computer mouse. Th

- - 15 - Graph • The Jumpers pull-down menu shows jumper positions for the selected signal conditioner boards and the main board, d

- - 16 - 8. OPENING YOUR TRANSMITTER CASE WHEN TO CHANGE JUMPERS Most users will never have to open the transmitter case. The transmitters are

- - 17 - 9. DC SIGNAL CONDITIONER BOARD JUMPER SETTINGS Five voltage and four current ranges are jumper selectable. These also have

- - 18 - 10. AC RMS SIGNAL CONDITIONER BOARD JUMPER SETTINGS Five voltage and four current ranges are jumper selectable. These also have to be

- - 19 - 11. LOAD CELL SIGNAL CONDITIONER BOARD JUMPER SETTINGS Five ranges are jumper selectable. These also have to be selected in Instrument

- - 2 - 1. ORDERING GUIDE, LTA “DPM” SERIES TRANSMITTERS Configure a model number in this format: LTA202DCV1, CBL04 LTA Laureate analog input tr

- - 20 - 12. THERMOCOUPLE SIGNAL CONDITIONER BOARD JUMPER SETTINGS Seven thermocouple types are jumper selectable. These also have to be sele

- - 21 - 13. RTD & OHMS SIGNAL CONDITIONER BOARD JUMPER SETTINGS The same signal conditioner board is used for 4 RTD types and 5 resistance

- - 22 - 14. MAIN BOARD JUMPER SETTINGS E1E4E6E3E2abc ababcdabcd Serial Signal Duplex Jumpers Termination Resistor* Full None E6 a = Transmi

- - 23 - 15. DUAL RELAY OPERATION The dual solid state relays can operate in a basic alarm mode, in a hysteresis band mode, or in a deviati

- - 24 - hysteresis band is often used to minimize relay chatter. A wide hysteresis band can be used for on-off control applications. A deviatio

- - 25 - 16. INPUT SIGNAL FILTERING A moving average filter is selectable in software to process the internal digital readings, which are

- - 26 - 17. TRANSMITTER CALIBRATION All input ranges are calibrated at the factory using NIST certified calibration equipment, and the calibra

- - 27 - 18. CUSTOM CURVE LINEARIZATION Curve.exe is a DOS-based, executable PC program used to set up an Extended transmitter so that the anal

- - 28 - 19. 4-20 MA “DPM” SERIES TRANSMITTER SPECIFICATIONS Mechanical Case dimensions...

- - 29 - Input Signal Noise Rejection CMV, DC to 60 Hz ...

- - 3 - 2. TABLE OF CONTENTS 1. ORDERING GUIDE, 4-20 MA OUTPUT “DPM” SERIES TRANSMITTERS... 2 2. TABLE OF CONTENTS

- - 30 - Load Cell & Microvolt Input Range Input Resistance Input Error ±20.000 mV ±50.000 mV ±100.00 mV ±250.00 mV ±500.00 mV 1 GΩ 0.01% o

- - 31 - Over-voltage protection ... 125 Vac Op

- - 32 - 20. WARRANTY Laurel Electronics Inc. warrants its products against defects in materials or workmanship for a period of one year from th

- - 4 - 3. INTRODUCTION, 4-20 MA “DPM” SERIES TRANSMITTERS This manual covers DIN rail transmitters with a 4-20 mA, 0-20 mA or 0-10

- - 5 - 4. RECEIVING & UNPACKING YOUR TRANSMITTER Your transmitter was carefully tested and inspected prior to shipment. Should the transmi

- - 6 - 6. TRANSMITTER FIELD WIRING SignalconditionerboardP3 Solidstate relaysP1 PowerinputP6 Signalinput &excitationoutputP2 Serialdat

- - 7 - P6 - SIGNAL INPUT DETAIL2-Wire Process Transmitter+-Excitation return 1+ Excitation 2- Signal input 3+ Signal input 4DC &

- - 8 - 7. PROGRAMMING YOUR TRANSMITTER OVERVIEW Our transmitters are easily programmed using a PC with an RS232 port and Instrument Setup (IS)

- - 9 - In the Communications Setup screen, select the Custom ASCII as the protocol, as this is the factory default setting. Select Transmitter