Proximity Sensors Capacitive Thermoplastic Polyester Types VC11RT, VC12RT, VC12RN Capacitive level sensor for solid, fluid or granulated substances Adjustable sensing distance: 4-12 mm VC11/12RT: With adjustable time delay VC12RN: Without time delay Product Description Ordering Key VC11RT12010M Capacitive sensor in thermo- (ON or OFF delay). The relay Type plastic polyester for mount- output ensures that the load Time delay ing in PG 36 screw gland. can be driven directly. Ex- Voltage Available with adjustable cellent for use in the agricul- Time sensing distance and with/- ture area (detection of grains, without built-in time delay fluids etc.). Type Selection Supply voltage Ordering no. Ordering no. Ordering no. With ON delay With OFF delay Without time delay 120 VAC VC 11RT12010M VC 12RT12010M VC 12RN120 230 VAC VC 11RT23010M VC 12RT23010M VC 12RN230 24 VAC/DC VC 11RT92410M VC 12RT92410M VC 12RN924 Specifications Dimensions Rated operational voltage 120 120 VAC, 47-63 Hz 230 230 VAC, 47-63 Hz 924 24 VAC/DC, 47-63 Hz (VAC) Consumption Max. 1,5 W Sensitivity and time delay Sensing distance 4-12 mm, adjustable VC11RT/VC12RT Hysteresis 1,5 mm at 7 mm sensing dist. Operating frequency 1 Hz Output Relay SPDT, 2 A/240 VAC Indication for output ON LED, yellow Time delay Sensitivity VC11/12RT 1 s - 10 m Environment VC12RN Degree of protection IP 67 Operating temperature -20 to +70C (-4 to +158F) Storage temperature -40 to +85C (-40 to +185F) Wiring Diagram Housing material Thermoplastic polyester 2 Cable PVC, 2 m, 5 x 0.75 mm Approvals CSA (only VC12RT) BN CE-marking Yes BU GR YE 2 A BK 240 V~ Specifications are subject to change without notice (16.11.2011) 1VC11RT, VC12RT, VC12RN Mode of Operation VC12RN (See operation dia- relay releases (connection VC11RT (See operation dia- time measurement starts gram). Power supply is between black and grey gram). Power supply is and LED flashes. After expi- applied to the sensor (brown cables.) applied to the sensor (brown ration of the set time (0-10 and blue cables). The relay and blue cables). When sen- min.), the relay releases operates (connection be- sor is not activated, the relay (connection between black tween black and yellow operates (connection be- and grey cables) and LED cables) and remains ON until tween black and yellow turns off. The relay remains the sensor is activated. After cables) and LED lights. released until sensor is acti- activation of the sensor the When sensor is activated the vated again. VC12RT (See operation dia- remains connected until the Adjustment gram). Power supply is sensor is activated. After applied to the sensor (brown activation of the sensor the and blue cables) and time relay releases (connection LED LED measurement starts. When between black and grey DISTANCE the set time has expired (0- cable). As soon as the sen- 4 - 12 mm DELAY DISTANCE 10 min.) the relay operates sor is unactivated again the 1 s - 10 min 4 - 12 mm (connection between black time measurements of the VC12RN VC1.RT and yellow cable) and set time starts. Operation Diagrams Power supply (brown - blue cable) Sensor activated LED indication Relay ON VC12RN Power supply (brown - blue cable) Sensor activated Relay (black - yellow cable) LED indication VC11RT Power supply (brown - blue cable) Sensor activated Relay ON (black - yellow cable) LED indication VC12RT Installation Hint Delivery Contents Capacitive switch: VC11/12 Screwdriver Packaging: Plastic bag User manual For mounting VC 11/12 through wall of tank 2 Specifications are subject to change without notice (16.11.2011)