npk2110a0600h_01
Contents
1. NIVOPRESS HYDROSTATIC LEVEL TRANSMITTER USER S MANUAL cE Manufacturer NIVELECO Process Control Co H 1043 Budapest Dugonics u 11 Tel 36 1 369 7575 Fax 36 1 369 8585 e mail sales nivelco com http www nivelco com 2 3 DIMENSIONS in mm NIVOPRESS NP probe breathing St St z cartridge Ny 22 215 protection cap Cable mounting plate NAA103 mounting 110 airing Conduit opening Mounting 3 INSTALLATION For fastening the cable use cable mounting plate NAA103 that provides a solution for hanging the cable without slipping and risk of crushing This mounting plate can be applied with cable length of max 150 m Over length of 150 m special design has to be used Steps of installation Pass the special cable through the glands arrange proper length of cable and fasten the cable with the glands Fasten cable mount plate e g by the use of 2 pcs of M5 screw to a plain surface Excessive cable part has to be wounded on a pipe with a min diameter of 100mm The special cable must not be cut short Let the probe down to the lowest possible point for only the height of the liquid above the probe will be measured For connecting of the special breathing cable and the signal cable use the cable terminal box NAA101 or NAA102 with IP65 that accommodates the cable end in an ambience free of dust and humidity In open air or indus2. Thank you for choosing a NIVELCO instrument We are sure that you will be satisfied throughout its use 1 APPLICATION The NIVOPRESS submersible hydrostatic level transmitter is applicable for the continuous level measurement of clean or chemically faintly contaminated liquids in bored well open reservoirs and tanks The NIVOPRESS is easy to install in already existing tanks and in deep bored well and is especially recommended for controlling of submersible pumps 2 TECHNICAL DATA NPK NPH Ranges 0 1 2 5 etc max 200 m water head see order codes For models with measuring limit below 20 mw h 2 x measuring limit For models with measuring limit over 20 mw h 1 5 x measuring limit Output 4 20mA 2 wire 0 10V 3 wire Operating voltage 9 to 30 V DC 18 to 30 VDC Rs Us 9 V 0 02 A Us voltage of the power supply 25 KO Current lt 6 mA Accuracy FSO 0 5 Zero drift lt 0 1mA lt 80 mV Temperature coefficient lt 0 1 10K lt 0 2 10K Operating temperature 10 C to 60 C for special request 75 C Ingress P68 Cable cross secion 0 34 mm Cable coating Polyurethane 7mm Cable length up to 300 m according to the order Probe size 22 x 215 mm Mass probe 0 2 k g cable 0 06 kg m Sensor stainless steel 316L Probe stainless steel 1 4571 Cable coating polyurethane Sealing VITON Protecting cap ABS Overload allowed Maximum load resistance Wette
3. d parts Cable mounting plate NAA 103 Applicable Operating temperature Dimensions Cable terminal box NAA 101 Dimensions 139 x 119 x 70 mm Ingress IP 65 Operating temperature 40 C to 65 C Material Plastic Cable gland ASM16 5 to 10mm Electric connection Terminal block for cable with max cross section of 2 5 mm Cable terminal box with over voltage protection NAA 102 for 2 wire models only Voltage clipping 33 Vpp Serial resistance 13 ohm 10 Leakage current 10 pA Other data Same as with NAA101 Over voltage protection unit OVP12 33 and OVP32 33 Electric data With cable length up to150 m 10 C to 45 C 110x110 mm Same as with NAA102 OVP12 33 OVP32 33 DIN rail mount Ingress protection IP 54 IP 20 Dimensions 72 x 42 x19 mm 62 x 65 x 18 mm 2 1 ACCESSORIES Optional to be ordered User s Manual Cable mounting plate NAA 103 Guarantee sheet Cable terminal box NAA 101 Cable terminal box with OVP12 33 NAA 102 DIN rail mount over voltage protection OVP32 33 2 2 ORDER CODE NIVOPRESS Range Code Code 1m water head 1 1m 2 m water head 5 m water head 10 m water head 20 m water head 50 m water head 100 m w head 200 m w head Output Code two wire K 4 20 MA three wire H 0 10 VDC Different span within the range on special request ojojojojojojojo
4. ime 6 MAINTENANCE REPAIR The unit does not require regular maintenance In some instances however the probe may need occasional cleaning to remove surface deposits within the protective cap that can easily flipped out Do not touch the sensor membrane Repairs during or beyond guarantee period are to be carried out solely by the manufacturer 7 STORAGE CONDITIONS Ambient temperature 10 C to 60 C 8 GUARANTEE The Manufacturer guarantees the above product for a period of two 2 year from the date of purchase Claims under guarantee will be dealt with only on presentation of the Guarantee Sheet and a copy of the Purchase Invoice Repairs under guarantee are carried out at the Manufacturer s premises The Purchaser is liable for costs of dismantling and re installation as well as transport costs Guarantee claims shall not be accepted for defects arising from rupture disaster from incompetent installation or usage npk2110a0600h_01 February 2002 Technical specification may be changed without notice
5. trial applications the transmitter should be protected against surges over voltage The GND of the OVP must be connected with the shortest possible wire and without direction changes to the protecting ground For this case the application of the SAA 102 terminal box with OVP is suggested preferably next to the measurement In case of distances over 15 to 20 m with cabling in open air between transmitter and processing unit the use of an additional over voltage protection is advised to protect the processing unit against overvoltage For protection against surges coming through the medium a protecting electrode e g a steel pipe is also recommended 4 Suggested mounting arrangement using the NAA 103 and the NAA 102 4 WIRING TWO WIRE 4 20 mA VERSION edi llel i SF P F black P red S yellow a After completing the wiring pull the filter found in the cable terminal box onto the end of the cable THREE WIRE 0 10 V VERSION Power supply filter A transparent F black P red S yellow Wiring of the over voltage protection NAA 102 shielding FIELD OVP 12 33 ection pipe Power supply 5 PUTTING INTO OPERATION ADJUSTMENT The unit installed and wired according to the specification is immediately operable however the specified accuracy will be reached in one hour t
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