MONITEK MESSENGER LD & PC SPECIFICATIONS MONITEK MONITURB (F, S, FS) TURBIDITY SENSOR SPECIFICATIONS PERFORMANCE (COMPATIBLE WITH MONITEK MESSENGER LD & PC) Response time: <1 second Response time: <1 second Calibration Interval ENVIRONMENT Ambient temperature Messenger LD Dimensions Weight Messenger PC Dimensions Weight Messenger PC Dimensions Weight - 0˚C to 45˚C (14˚F to 113˚F) Stainless steel enclosure: NEMA 4X, IP65 180 mm H x 160 mm W x 114 mm D (7.1˝ x 6.3˝ x 4.4˝) Stainless steel enclosure: NEMA 4X, IP65 375 mm H x 305 mm W x 173 mm D (14.8˝ x 12.0˝ x 6.8˝) Weight Process Connections 10-100 mm (1/2˝-4˝) Application & sensor dependent DIN, ANSI, NPT, TH, Tri-Clamp, others DESIGN SPECIFICATIONS Sensor Types Fiberglass enclosure: NEMA 4X, IP65 350 mm H x 300 mm W x 173 mm D (13.8˝ x 11.8˝ x 6.8˝) 5.76 kg (12.7 lbs.) MoniTurb FS: 12˚ & 90˚ scattered light Detectors Sensor Material Windows Analog Outputs 4 maximum, 4-20mA (self-powered) 4 (optional) SPST, 250 VAC, 4A, programmable APPROVALS & CERTIFICATIONS CE – Messenger LD CSA/NEC – General Purpose: Messenger LD, Messenger PC (SS enc.) CSA/NEC – Class 1, Div. 2: Messenger PC (SS enc.) with Z-Purge MoniTurb F: 12˚ forward-scattered light MoniTurb S: 90˚ side-scattered light Digital Outputs Relays Line Sizes UTILITIES Power & consumption PHYSICAL SPECIFICIATIONS Gasket Material Process Pressure Silicon photodiodes, hermetically sealed 316L SS / 1.4404 (as standard); Hastelloy C, TFMC, others available Sapphire Application-specific, depending on sample temperature or chemical composition. Options include Viton, EPDM, and Kalrez Max. 15 bar (220 psi) at ambient temperature High-pressure sensors upon request Process Temperature Optical Pathlength Application specific Cleaning Jets Cable Length Application specific Air Purge optional

MONITEK MONISPEC COLOR & TSS SENSOR SPECIFICATIONS PERFORMANCE (COMPATIBLE WITH MONITEK MESSENGER LD & PC) Accuracy Response time: <1 second Calibration Interval MONITEK MONITURB & MONISPEC SENSOR APPROVALS & CERTIFICATIONS PHYSICAL SPECIFICIATIONS Line Sizes Weight Process Connections 10-100 mm (1/2”-4”) Application & sensor dependent DIN, ANSI, NPT, TH, Tri-Clamp, others DESIGN SPECIFICATIONS Sensor Types MoniSpec TSS: (formerly MoniSpec A) single wavelength absorbance, total suspend solids, turbidity, & concentration by absorbance MoniTurb Color: (formerly MoniSpec AD) dual-wavelength absorbance...