user manual
Contents
1. Operation Resistance Reset Resistance Alarm Indicator Power Indicator Environmental Temperature Storage Temperature Humidity Physical Attributes Housing Dimensions Mounting Method Weight RCU 7000 Series Standard High Sensitivity 90 132 VAC 180 264 VAC 50 60 Hz 1 5 VA max SPDT relay contact 240 VAC 5 A 30 VDC 5 A 8 VAC 5 mA max RCU 7000 3 000 ft max RCU 7100 300 ft max See Table 1 and 2 See Table 1 and 2 Red LED Green LED 32 to 120 F 0 to 50 C 4 to 160 F 20 to 70 C 85 RH max ABS 2 in x 3 1 8 in x 4 in 11 pin socket 0 62 Ib 280 g Specifications are subject to change without notice for improvement Automation Products Group Inc APG Providing tailored solutions for measurement applications APG Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com 5 RCU 7000 Series Rev A1 4 07 e Dimensions in mm Fid 11 Base a la JF biu riisg py se a LE wind tJ a gt p Ini gag H Te ath i i ED e Description of Controls Front Panel Power Lien r Lihi ep wien pawer sipiy ig Ok Relay Opa ling Laip Licht op wien reir merged E BC EMMEN APG Automation Products Group Inc APG Providing tailored solutions for measurement applications 6 Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 RCU 7000 Series e Operating C2. applications Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com 17 RCU 7000 Series Rev A1 4 07 Notes Automation Products Group Inc APG Providing tailored solutions for measurement applications Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 RCU 7000 Series Notes Automation Products Group Inc APG APG Providing tailored solutions for measurement applications Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com 19 PRODUCTS GROUP INC APG Providing tailored solutions for measurement applications APG Automation Products Group Inc Tel 1 888 525 7300 1 435 753 7300 Fax 1 485 753 7490 e mail sales apgsensors com www apgsensors com Automation Products Group Inc 1025 W 1700 N Logan UT 843821
3. PRODUCTS GROUP INC Operator s Manual RCU 7000 Series Power Relay Unit for Pump Control Rev A1 4 07 Automation Products Group Inc APG Providing tailored solutions for measurement applications Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com E mail sales apgsensors com RCU 7000 Series Rev A1 4 07 Table of Contents WY APU AIM EAE EA EAEE E A E E A EA NE E 3 PUG ea a E PE A E E I 4 SIS CUI ACL ONNS sisesriserorrerien enn EOE ISN KEENER NE OnE T ESTS 5 BEEE OS E E E A A E E E 6 Description of Controls e seessesesseseeseeseeseseeseoseseeseesesseseesesseseosesseneeseosessesesses 6 Operating Characteristics Of Relay Units ssessessesseeseessessessessessesseesees 7 Principle of Operation esessesessesseseesessesseseesesseseosesseseoseoseseeseosesseseeseseeseesesses 8 VS CAM QUI o pE EE EENE 9 Electrical Connection and Adjustment eessessesesseseesessesseseesesseseesesses 11 Maintenance and INSPECTION esesessesessesesresesresesresesseseseeseeesereeseseesesseses 15 Troubleshooting sesessessessesesseseesesseseesessesseseeseseesesseseeseosesseseoseseeseoseseeseesess 16 APG Automation Products Group Inc APG Providing tailored solutions for measurement applications 2 Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 RCU 7000 Series e Warranty and Warranty Restrictions APG warrants its products to be free from defects
4. allation operation and maintenance of the product becomes the responsibility of the user upon receipt of the product Returns and allowances must be authorized by APG in advance APG will assign a Return Material Authorization RMA number which must appear on all related papers and the outside of the shipping carton All returns are subject to the final review by APG Returns are subject to restocking charges as determined by APG s Credit Return Policy Automation Products Group Inc APG APG Providing tailored solutions for measurement applications e Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com 3 RCU 7000 Series Rev A1 4 07 e Introduction This relay unit model RCU 7000 series may be used with any APG level sensor such as models ELS FL FT SLS and LF If the level sensing float switch has dry contacts the RCU 7000 will increase the contact rating capacity The RCU 7000 is used for control functions such as latching for pump operation or alarm setpoints APG Automation Products Group Inc APG Providing tailored solutions for measurement applications 4 Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 e Specifications Operation Versions RCU 7000 RCU 7100 Characteristics Power Supply Power Consumption Output Signal Contact Rating Power Source to Sensor Cable Length between Sensors and Relay Units
5. d be installed in an area with the following conditions 1 Provide ample space for maintenance inspection 2 Low relative humidity and no exposure to moisture 3 No corrosive gases Such as HN SO C1 etc 4 No excessive vibration Installation of Relay Unit This relay unit installation method depends on the mounting type either 11 pin socket or DIN rail The socket Omron 11PFA for relay unit is optional Automation Products Group Inc APG APG Providing tailored solutions for measurement applications a Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com 9 RCU 7000 Series Rev A1 4 07 Surface Mounting with Socket Drill 2 4 5 dia mounting holes with 15 mm deep or tap A M4 threads See drawing 2 M4 or dimmi dia ON e ar s Magor st i 4 i 0 2 Surface Mounting Method Rail Mounting with DIN Rail 35 mm a i F Din Rail Teea e eeen eee f LE an F ee fi Th ENG a A 1 ne a l a k APG Automation Products Group Inc APG Providing tailored solutions for measurement applications 10 Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 RCU 7000 Series e Electrical Connection and Adjustment Wiring Diagram for High or Low Level Alarm High level alarm Select SW H ON side a When the switch actuate relay energize b When the I switch de actuate relay de
6. energize Low level alarm Select SW L ON side a When the I switch actuate relay de energize b When the switch de actuate relay energize Pied Sjib WHH PEH BOE W AC Higk Larm Lore Alem PCLT Si di H lide Pigh dra SELECT SW L C0 Fidi Loi ilam Automation Products Group Inc APG APG Providing tailored solutions for measurement applications un Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com 11 RCU 7000 Series Rev A1 4 07 Wiring Diagram for Dual Level Empty Fill Outflow control Select Sw H ON side a When the I switch actuate as level falls relay energize b When the switch de actuate as level rises relay energize c When the I switch de actuate as level rises relay de energize d When the I switch actuate as level falls relay de energize Inflow control Select Sw L ON side a When the l switch actuate as level falls relay energize b When the switch de actuate as level rises relay energize c When the switch de actuate as level rises relay de energize d When the I switch actuate as level falls relay de energize Fir Sapph ie HA Be acun cae LEER Taperp or erher Ta mers oe rph on he amp Com ED Et E L q u pe Y isp Saat j 1 B Start items SELECT SW H OM side Eewphy sirai SELECT SW i i riis Fill comead APG Automation Products Group Inc APG Providing tailored solutions for measu
7. haracteristics of Relay Units Table 1 Relay Actuation RCU 7000 Standard Select Switch Mode H ON side L ON side Operating resistance between EO and E2 4 Ky or less energize de energize Reset resistance between EO and E2 15 Ky or more de energize energize RCU 7100 High Sensitivity Select Switch Mode H ON side L ON side Operating resistance between EO and E2 50 Ky or less energize de energize Reset resistances between EO and E2 100 Ky or more de energize energize Table 2 Relay Actuation of Latch RCU 7000 Standard Operating Reset Resistance Select Switch Mode Between EO and E1 Between EQ andE2 __H ONside_ L ON side 1 15 K or more 15 K or more de energize energize 2 4Kyorless 15 Ky or more de energize energize 3 4Kyorless 4 Ky or less energize de energize 4 A4Kkyorless 15 Ky or more energize de energize 5 15 K or more 15 K or more de energize energize RCU 7000 High Sensitivity Operating Reset Resistance Select Switch Mode Between EO and E1 Between EO and E2 _H ON side L ON side 1 100 K or more 100 K or more de energize energize 2 50Kyorless 100 Ky or more de energize energize 3 50Kyorless 50 Ky or less energize de energize 4 50Kyorless 100 Ky or more energize de energize 5 100 Ky or more 100 Ky or more de energize energize Automation Products Group Inc APG APG Providing tailored solutions for measurement applications Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsen
8. irection of all switches must be upper ON NO WARNING Earth terminal 4 shall be grounded If it is not grounded you will get an electric shock Wiring Diagram for Dual Pumps Emptying with High Alarm ELS Sensor Freer Supple 7 E ER TAIE Ae WAS B h E 7 l 33 a qo Hh ph HG E nevreee gna Qe Ai E vimini E F PEP OR wai a 4 hg l 1 a es 2 P H ns ENO 2 E Ei a a ajl Le S aj ataol igo 2 ALE LI shal EEI l TE Li fHi4 ia rr I l li aia ween fees ote n ed Aim k Li TE i H PIT TLN E bee HE Bat Funan 2 E Note the following points e Do not connect the multiple relay units to same level switch Relay units will malfunction e Power supply must be connected in phase e To avoid malfunction the wiring distance should be used within specifications Refer to Specifications If the wiring distance exceed specifications the relay unit may be malfunction by tray capacitance between cables or noise APG Automation Products Group Inc APG Providing tailored solutions for measurement applications 14 Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 RCU 7000 Series e Maintenance and Inspection The following annual servicing tasks should be carried out on the sensor and relay unit 1 Remove the sensor from tank carefully 2 Ensure there is no damage 3 If sediment or other foreign matters are stained on sens
9. of material and workmanship and will without charge replace or repair any equipment found defective upon inspection at its factory provided the equipment has been returned transportation prepaid within 24 months from date of shipment from factory THE FOREGOING WARRANTY IS IN LIEU OF AND EXCLUDES ALL OTHER WARRANTIES NOT EXPRESSLY SET FORTH HEREIN WHETHER EXPRESSED OR IMPLIED BY OPERATION OF LAW OR OTHERWISE INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE No representation or warranty express or implied made by any sales representative distributor or other agent or representative of APG which is not specifically set forth herein shall be binding upon APG APG shall not be liable for any incidental or consequential damages losses or expenses directly or indirectly arising from the sale handling improper application or use of the goods or from any other cause relating thereto and APG s liability hereunder in any case is expressly limited to the repair or replacement at APG s option of goods Warranty is specifically at the factory Any on site service will be provided at the sole expense of the Purchaser at standard field service rates All associated equipment must be protected by properly rated electronic electrical protection devices APG shall not be liable for any damage due to improper engineering or installation by the purchaser or third parties Proper inst
10. or clean the sensor 4 Make contact between E0 and E2 and check the relay unit operation 5 Spare parts should be ordered from APG whose address appears on the title page Automation Products Group Inc APG APG Providing tailored solutions for measurement applications a Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com 15 RCU 7000 Series Rev A1 4 07 e Troubleshooting Problem Relay unit de energize with level change Possible Causes e Miswiring between sensor and relay unit Set for improper select switch Select SW mode of relay unit Remedies e Ensure the wiring is correct e Change the select switch mode H ON L ON Problem Relay unit energize with level changes Possible Causes e Miswiring between sensor and relay unit e Set for improper select switch Select SW mode of relay unit e Affection by stray capacitance Remedies e Ensure the wiring is correct e Change the select switch mode H ON L ON e Rewire as short as possible Problem Relay Chatter Possible Causes e Miswiring between sensor and relay unit Remedies e Ensure the wiring is correct APG Automation Products Group Inc APG Providing tailored solutions for measurement applications 16 Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 RCU 7000 Series Notes Automation Products Group Inc APG APG Providing tailored solutions for measurement
11. rement applications 12 Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 RCU 7000 Series Pump Control Wiring Diagram with Low and High Level Alarms FL Sensor bag 1 T Tr dii ey F a1 J i E g 7 E H g l i U E 7 M0 5 q M E RELTOGS HC M EUF E 7c A Hi 1L Ee Aye E m i Tuc A B P OH Sidu i he t a 1 a it A F a re i T 4 i E a E dy T Higi aarm fe A 7 Pies iiai E E kos mirre Pump Control Wiring Diagram with Low and High Alarms ELS Sensor F i WERT GL Vari P F F E ia i i E f 4 i NG IHG T K hL E PLU HE FCU ime 2y EE EEDEN aia OF L Dh skir MC amp JEH Y po AH ON Shey yg ja J i i i 1 amp F af UO ot w i gk tom amp amp amp 5 fm A 6 amp 6 EF LELI bebe High Alam Pu imp OED Low Alera Caution To avoid malfunction the E1 contact must be connected to lower switch Actuation direction of switch must be set same direction Automation Products Group Inc APG APG Providing tailored solutions for measurement applications a Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com 13 RCU 7000 Series Rev A1 4 07 a When the switch actuate as level rises relay no 3 energize b When the I switch de actuate as level falls relay no 1 energize c Relay no 2 may be used for control functions such as latching for pump control Caution Actuation d
12. sors com 7 RCU 7000 Series Rev A1 4 07 Upper Level 4 2 Lower Level 1 gt 5 Figure 3 Relay Action e Principle of Operation Figure 4 Wiring Schematic The RCU 7000 is designed to replace the dry contact rating of the level sensing float switch The RCU 7000 can also input two point levels for pump control either for filling or emptying APG Automation Products Group Inc APG Providing tailored solutions for measurement applications 8 Tel 1 888 525 7300 Fax 1 435 753 7490 www apgsensors com sales apgsensors com Rev A1 4 07 RCU 7000 Series e Installation After unpacking open shipping cartons of unit and inspect the units for shipping damage If there is evidence of damage notify the carrier immediately Also verify the contents for properly ordered units Unpacking This relay unit has been thoroughly inspected and carefully packed at the factory to prevent from damage during shipment When unpacking care must be taken not to damage the instrument with mechanical shock After unpacking visually check the instrument exterior for damage Note the following points e Remove the relay unit from the package carefully Also take out the socket from the package if ordered e Model number of the relay is indicated on the nameplate Check it to be sure if it is as required e Check exterior for damage If there is contact APG Installation Location This relay unit shoul
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