FlowLine Switch-Pro AU18 Series Owner'S Manual Download Page 3

MN301450 Rev A 

 

3  

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Specifications / Dimensions

 

Step Two 

 

 

Accuracy:  

± 1mm in water 

Repeatability:  

± 0.5mm in water 

Supply voltage:  

AZ18: 12-30 VDC 

 

AU18: 12-36 VDC 

Consumption: 25mA 

maximum 

Contact type: 

(1) SPST Relay 

Contact rating:  

60VA, 1A max. 

Contact output: 

Selectable NO or NC 

Process temp.: 

F: -40°to 176° 

 

C: -40°to 80° 

Ambient temp.: 

F: -40°to 140° 

 

C: -40°to 60° 

Pressure: 

150 psi (10bar) @ 25 °C, derated 
@ 1.667 psi (0.113 bar) per °C 
above 25 °C. 

Enclosure rating: 

NEMA 4X (IP65) 

Enclosure material: 

PP (U.L. 94 VO) 

Terminal strip: 

6-pole, socket 

Conduit entrance: 

Single, 1/2" NPT 

Wetted material: 

AZ18-113_: Ryton® 

 AU18-113_: 

PP 

 AU18-113_: 

PFA 

Enclosure mount.: 

3/4” NPT (G) 

Enclosure rotation: 

300°swivel base 

Mount. Gasket: 

Viton® (G version only) 

Classification: General 

purpose 

CE compliance: 

EN 61326 EMC 

 

EN 61010-1 Safety 

 

 

 

 

 

 

DIMENSIONS 

Ultrasonic Switch 

AU18-113_ & AU18-213_ Series 

 

Vibration Switch 

AZ18-113_ Series 

 

 

 

Summary of Contents for Switch-Pro AU18 Series

Page 1: ...Flowline Inc 10500 Humbolt Street Los Alamitos CA 90720 p 562 598 3015 f 562 431 8507 w flowline com MN301460 Rev A AU18 AZ18 Series Owner s Manual Switch Pro w Compact Junction Box...

Page 2: ...or NC via power supply polarity Polypropylene enclosure rated NEMA 4X with swivel base for conduit alignment Offered in two sensing technologies for broad application coverage ultrasonic and vibratio...

Page 3: ...40 to 60 Pressure 150 psi 10bar 25 C derated 1 667 psi 0 113 bar per C above 25 C Enclosure rating NEMA 4X IP65 Enclosure material PP U L 94 VO Terminal strip 6 pole socket Conduit entrance Single 1 2...

Page 4: ...ection Part Number Thread Sensor Material Sensor Technology AU18 1130 NPT PP Ultrasonic AU18 1134 G AU18 2130 NPT PVDF AU18 2134 G AZ18 1130 NPT PP Ryton Vibration AZ18 1134 G Owner s Manual STANDARD...

Page 5: ...eventative maintenance alarm Vibration Switch NPT Version Vibration Switch G Version Do not squeeze the forks together Doing so could damage or break the sensor and void the warranty When powering up...

Page 6: ...re is a change in the speed the wave crosses the gap This change in the speed of sound identifies whether the sensor is in liquid or in air Tuning Fork NPT Version Tuning Fork G Version The sensor sho...

Page 7: ...er to the Compass Corrosion Guide available from Compass Publications phone 858 589 9636 Electrical Shock Hazard It is possible to contact components on the controller that carry high voltage causing...

Page 8: ...s Switch Pak includes a single level switch used to identify its own unique wet dry condition The technologies used to indicate level are either Ultrasonic or Vibration Each technology features a uniq...

Page 9: ...wire connects to Positive of the power supply and the Red wire connects to Negative The LOAD can be attached to either the Green or White wires Complete the circuit by either connecting the Green to V...

Page 10: ...up and down allowing for liquid to easily leave the space between the forks Avoid aligning the gap horizontally This could allow material to collect on one of the forks See the illustrations below fo...

Page 11: ...y wash the Switch Pro level switch Do not use harsh abrasives such as steel wool or sandpaper which might damage the surface sensor Do not use incompatible solvents which may damage the sensor s PP Ry...

Page 12: ...cedures outlined above 2 have been subjected to electrical mechanical or chemical damage due to improper accidental or negligent use 3 have been modified or altered 4 anyone other than service personn...

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