CLAROSTAT SENSORS AND CONTROLS GROU P SPECIAL PURPOSE SENSOR S Liquid Level Detectio n S19 Series SIGHT GLASS SKANNER Features: ■ Detects liquid level in sight glass tube s ■ Works with any liquid ■ Works with any clear tubing ■ Standard models available up to 1 inch diamete r ■ Replaceable light source and photodetecto r Description : The S19 Series Sight Glass Skanners contain a light source an d It has applications in metering systems of virtually any liqui d photodetector mounted in a rugged aluminum housing from water to chemicals . The photodetector sees reflected ligh . The hous - t ing clamps onto the sight glass tube with two thumb screws wit h when there is no liquid present . tension springs for easy positioning . Both the light source and pho - todetector are field replaceable . Typical Applications : ■ High/low level alarm s ■ Liquid level control Specifications : (at 25°C) LIGHT SOURCE—LAM P PHOTODETECTO R Operating . Voltage 30 VDC max Input 5 .0 VDC, 115 m A Response Tim e r See Response Time Chart unde LIGHT SOURCE—LE D Technical Information Input 40 mA max . with resultant voltage dro p Spectral Response 910 nm peak of 1 .1 to 1 .7 VDC; derate at 1 mA pe r BODY Black anodized aluminu m degree above 250C ambient TEMPERATURE Operating : 00 to 50 0 C Modulated Input 80 mA max., 50% duty cycle at 1 kHz Storage: -40 0 to 500C min . LEAD S Two 2 cond . 24/26 AWG ., teflon covered Reverse Voltage 2 V max . cables with overall PVC jacket, 6 ft . lon g Spectral Emission 940 nm peak Phone 800-448-2900 Fax 800-223-5138 78 CLAR06TAT SENSORS AND CONTROLS GROUP S19 Series Variations : Dimensions : Extra lead lengths available . See pg. 129. 2 .1 2 .9 ) (53 Options: .5 0 1 .13 .5 3 CONNECTO R (12 .7) (28.7) (13 .5) The S19 Series skanners are available with connecto r . The mating half is furnished for field connection . Order THUM B installed SCRE W by adding a suffix as follows : -P For connector pair with in-line receptacle . Example : [] i('LIN_ S19101- P 0 -F For connector pair with flanged, panel-mount receptacle . Example : S19101- F TUBE DIAMETER . See Options for a more detailed description REPLACEMENT PART S L01044 Replacement Lam p 0 P01044 Replacement Photodetecto r SPRING CABLE CLAMP Wiring Diagram : 5VD C POWER Performance Data : SUPPLY : BLU E With clear water and clear glass tube . IL (with no liquid) 50 microamps min WHIT E 250 microamps max . SOO - Io (with liquid) 1/10 of I . r--n RED __+-- ) >4>-_ BLACK 1 Compatibility With Controls : SHIELD GN D The S19 Series is compatible with all Skan-A-Matic controls ex - >3)--1 L l cept modulating controls which are used with LED light sources AMPLIFIER only. For high speed operation use the T41300 High Speed Am- >X>= PIN NUMBER FOR CONNECTOR OPTIO N plifier. LAMP SKANNER The IR LED versions utilize a 40 mA Light Emitting Diode . A 100 ohm, 1/4 W current limiting resistor is supplied and must b e 5VDC e used with Skan-A-Matic controls furnishing 5 VDC for light sourc POWE R 1004 SUPPLY power. With modulating controls such as our R42/T42, a 27 ohm , \ 1/4W BLU E 1/4 W current limiting resistor must be used . The S19 Series i s /---'vw1-_J + I 1 not compatible with the R43/T43 modulating controls . WHIT E RED : Model Selection Guide ll BLACK > _ i \~- > 5 Tube Wall Thickness Light SHIELD > 3 > Part # Source Tube O.D. Min . Max . GN D S19051 Lamp 1/4" .04" .08 " AMPLIFIER PIN NUMBER FOR CONNECTOR OPTIO N X> = S19054 IR LED 1/4" .04" .08 " S19081 Lamp 3/8" .05" .09 " IR LED SKANNER S19084 IR LED 3/8" .05" .09" 1/2" .06" .10 " S19101 Lamp S19104 IR LED 1/2" .06" .10 " .06" .11" S19111 Lamp 5/8" .06" .11" S19114 IR LED 5/8" .13 " S19121 Lamp 3/4" .06" .13" S19124 IR LED 3/4" .06" Lamp 1" .10" .20" S19141 .20" S19144 IR LED 1" .10" The skanners above are designed to operate with sight glass tubes having outer diameters and wall thicknesses as shown . If a tube varies from these dimensions, a sample should be sent t o the Application Engineering Department . If major modification o r a special skanner is required, additional charges and shipmen t . time will be quoted Phone 800-448-2900 Fax 800-223-513 8 79