SpecificationsSpecifications are subject to change without notice.Specification DetailsEMC requirements EN61326-1: EMC DirectiveNote: The wall mount instrument is a Class A product. In a domestic environment this productmay cause radio interference in which case the user may be required to take adequatemeasures.CE compliance EN61010-1: LVD DirectiveSafety rating ETL, conforming to UL 61010-1 and CSA 22.2 No. 61010-1Enclosure ratings IP 65; Totally protected against dust; Protected against low pressure jets of waterfrom all directions.NEMA 4X (wall mount only); Totally protected against dust; Protected againstpressure jets of water from all directions.W A R N I N GEnclosure rating does not apply to external power supply for benchtopinstruments.Analog outputs 3 Smart 0/4 – 20 mA (500 Ohms), programmable as linear or tri-linear,configurable to send diagnostics or alarm information.Measurement alarm relayson the measurement boardThree alarm relays; 1A-30 VAC or 0.5A-50 VDC on a resistance loadConfigurable to Normally Open [NO] or Normally Closed [NC] contacts bychanging the jumper positionsW A R N I N GPotential Electrocution Hazard. Connect only safety low voltage < 33 VACRMSSystem alarm relay on themain boardOne system alarm relay; 1A-30 VAC or 0.5A-50 VDC on a resistance loadNormally closed [NC] (NO relay also available) when instrument is turned onW A R N I N GPotential Electrocution Hazard. Connect only safety low voltage < 33 VACRMSDigital communication RS485, Profibus DP (optional), Ethernet, USB-host to download data with a USBmemory stickData storage Rolling buffer or store once mode for up to 10,000 measurementsHolds calibration records for the last 100 calibrationsSample temperature Measurement from -5 to 50°C (23 to 122°F)Sensor resistant to temperature from -5 to 100°C (23 to 212°F)Sample pressure 1 to 20 bar absolute (14.5 to 290 psia)Sample types Water onlyMeasurement range Low range sensors: 0 to 2,000 ppb (dissolved. Indicative values until 5000 ppb)High range sensors: 0 to 40 ppm (dissolved)Repeatability Low range sensors: ± 0.4 ppb or 1%, whichever is the greaterHigh range sensors: ± 0.015 ppm or ± 2% whichever is the greaterReproducibility Low range sensors: ± 0.8 ppb or 2%, whichever is the greaterHigh range sensors: ± 0.02 ppm or ± 3% whichever is the greaterAccuracy Low range sensors: ± 0.8 ppb or 2%, whichever is the greaterHigh range sensors: ± 0.02 ppm or ± 3% whichever is the greaterEnglish 3