27th Edition RHFS Product Guide - Ryan Herco Flow Solutions

DUAL CHANNEL CONDUCTIVITY/RESISTIVITY CONTROLLERSignet 3-8860/3-8860-AC dual-channelconductivity/resistivity controller.APPLICATIONS• RO/DI system control.• Demineralizer regeneration and rinse.• Scrubber, cooling tower and boilerprotection.• Chemical concentration.• Rinse tank water quality.• Desalinization.• Leak detection.• Aquatic animal life support systems.• Aquaculture.• Environmental studies.• Meets USP requirements.SIGNET SENSOR COMPATIBILITYConductivity/ResistivityControllerConductivity Sensor Options2819-28212822-28232839-2841 28428860 √ √ √ √See pages 339-340 and 342 for orderinformation on conductivity sensors.CONDUCTIVITYCOMPATIBILITYCHART2819-2821ElectrodesConductivity2822-28232839-28412842FEATURES• The +GF+ Signet 8860 Dual ChannelConductivity/ Resistivity Controller isa two-channel input device equippedwith three scalable 4 to 20 mA outputsand up to four programmable relays.• A selector switch activates two opencollector outputs in place of two ofthe relays for extraordinary outputversatility.• Dual input and advanced controlcapability, including percent rejection,difference and ratio calculations,together with the +GF+ Signetconductivity sensors form the perfectmeasurement and control systemfor water treatment applications andmore.• Two versions are available: oneaccepts AC line-voltage, the other lowvoltage DC for power.• The four-button keypad arrangementwith intuitive software design is userfriendly,and the NEMA 4X/ IP65integrity of the front panel can beextended to the entire enclosure byusing the optional rear cover kit.• 2-channel input.• Simultaneous display.• AC line-voltage or DC powered.• Display and/ or control: µS, mS, PPMor PPB (TDS), kΩ, MΩ, % Rejection,Difference, Ratio, °C or °F.• Three fully scalable 4 to 20 mAoutputs.• Two open collector outputs.• Up to four programmable relays.• Time delay relay function.• Proportional pulse control capability.• Programmable temperaturecompensation.• Output simulation for complete systemtesting.• Simple push-button operation.• 1/4 DIN, NEMA 4X/ IP65 enclosurewith self-healing window.SPECIFICATIONS• Compatible sensors: All +GF+ Signetconductivity/resistivity sensors.• Operating range - Conductivity: 0.055 to400,000 µS/cm.• Operating range - Resistivity: 10 KΩ/cmto 18.26 MΩ/cm (0.055 to 100 µS/cm).• Operating range - TDS: 0.001 to 999999ppm or ppb (display limit).• Operating range - Temperature: PT1000: -25° to 120°C (-13° to 248°F).• Accuracy - Conductivity/ Resistivity:±2% of reading.• Accuracy - Temperature: ±0.5°C.• Power requirements - 3-8860-AC: 100to 240 VAC, ± 10%, 50-60 Hz, 20VA.• Power requirements - 3-8860: 11 to 24VDC, ±10%, reg., 0.5A max.• Display: Alphanumeric 2 x 16 LCD;Contrast - user selected, 5 levels;Update rate - 1.5 seconds.• Alarm contacts: (up to 4 each) SPDTrelays. Max voltage ratings - 5 A @ 30VDC or 5 A @ 250 VAC. Operationalsettings - Hi, Lo, USP, Pulse, Off.Hysteresis - user adjustable. Time delay- 0 to 6400 seconds. Maximum pulserate - 400 pulses/ minute.• Current outputs: (3 each) 4-20 mA,isolated, fully adjustable and reversible.Max. loop impedance - 150Ω @ 12 V;450Ω @ 18 V; 750Ω @ 24 V. Updaterate - approximately 100 mS. Accuracy- ±0.03 mA @ 25°C, 24 VDC.• Open-collector outputs: (2 each) Isolated,50 mA sink or source, 30 VDC max.pull-up voltage. Operational settings- Hi, Lo, USP, Pulse, Off. Hysteresis -User adjustable. Time delay - 0 to 6400seconds. Maximum pulse rate - 400pulses/ minute.• Enclosure: Rating - NEMA 4X/ IP65 frontand back with optional NEMA 4X rearcover kit.• Environmental: Ambient operatingtemperature - -10 to 55°C (14° to 131°F).Storage temperature - 15° to 80°C (5°to 176°F). Relative humidity - 0 to 95%,non-condensing. Max. altitude - 2000m(6,560 ft.).• Standards and approvals: CE and UL.Instruments2850 ConductivitySensor Electronics • • • •5800 CR ProPointConductivity Monitor • • • •5900 ProPoint SalinityMonitor • •8850 ProcessProConductivity Transmitter • • • •8860 ProcessPro Dual ChannelCond Controller • • • •8900 Multi-ParameterController • • • •5924.(Size No.) DUAL CHANNEL CONDUCTIVITY CONTROLLERSizeNo.PowerRequirement860 11-24 VDC ±10%861 10-240 VAC ±10% 50-60 Hz or11-24 VDC ± 10%SensorInputSensor must be ordered separately.4-20 mA Output2 Three for: Conductivity/Resistivity, Temperature, %Rejection Difference, Ratio2 Three for: Conductivity/Resistivity, Temperature, %Rejection, Difference, RatioOpen Collector/RelayOutput4 Relays or (switchselectable) 2 OpenCollectors and 2 Relays4 Relays or (switchselectable) 2 OpenCollectors and 2 RelaysPriceEach$1,028.001,089.00520.130.1101-800-848-1141www.rhfs.com341