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As a globally recognized and respected supplier of industrial instrumentation, Flowline designs, manufactures and markets level measurement and control solutions for chemical, water and wastewater applications.

Flowline provides the following products for Level; Echopod, Echoswitch,Echosonic, Thermo-Flo Liquid and Gas Flow Switch, Switch-Pro with Compact Relay Controller, Switch-Pro with Compact Junction Box, Flow Switch Compact Relay Controller, and Flow Switch Remote Relay Controller.

EchoSwitch® II LU77/78 Multi-Point Ultrasonic Level Switch

DESCRIPTION SPECIFICATION  
The general purpose ultrasonic switch and controller provides non-contact level detection up to 24.6' (7.5 m) with 3 SPDT 60 VA 1A relays. EchoSwitch II features an LCD display with digital push button configuration. Each relay can be configured on a single set point alarm or latched on two set points for automatic fill or empty in simplex, duplex or triplex control modes with integral timer delay. The switch is well suited for a broad range of corrosive, waste and slurry type media. EchoSwitch II is broadly selected for atmospheric day tank, pump lift station and sump applications. Range: 4" to 24.6' (10cm to 7.5m)
Configuration: Push button (no target required)
Contact type: (3) SPDT relays
Process mount: 2" NPT (2" G)
Level Switches, Flowline

Smart Trak Level Switch with Compact Relay Controller
DESCRIPTION SPECIFICATION  
Smart Trak provides tank automatic filling or emptying between two adjustable level switch points. Offered in three sensor technologies, Smart Trak is selected for day tank, waste sump and process vessel applications. Its compact level automation made Specification simple. Length: 8" to 10' (20cm to 3m)
Switch points: 2 (field adjustable)
Contact type: (1) SPDT relay
Process mount: 2" NPT (2" G)
Level Switches, Flowline

Smart Trak Level Switch with Compact Junction Box
DESCRIPTION SPECIFICATION  
Smart Trak provides intrinsically safe multi-point level detection with one to four adjustable switch points. Offered in three sensor technologies, Smart Trak is selected for day tank, waste sump and process vessel applications. Its hazardous level detection made simple. Length: 8" to 10' (20cm to 3m)
Switch points: 1-4 (field adjustable)
Contact type: SPST relay(s)
Process mount: 2" NPT (2" G)
Level Switches, Flowline

Float-Point Level Switch with Compact Junction Box
DESCRIPTION SPECIFICATION  
Float-Point provides explosion proof multi-point level detection with one to four switch points. Constructed of rugged 316 stainless steel, Float-Point is the choice for high temperature and/or pressure applications. Its high temperature level detection made simple. Length: 4" to 6' (10cm to 1.8m)
Switch points:
1-4 (set by factory)
Contact type: SPDT reed(s)
Process mount: 2" NPT (2" G)
Level Switches, Flowline

Switch-Pak Level Switch with Compact Relay Controller
DESCRIPTION SPECIFICATION  
Switch-Pak provides a total solution for high level spill prevention with an integral relay controller and optional strobe flash alarm. Offered in three sensing technologies, Switch-Pak is perfect for storage tanks and waste sumps. Its high level spill control made simple. Length: 6" to 10' (15cm to 3m)
Switch points:
1 (set by factory)
Contact type: SPDT relay
Process mount: 2" NPT (2" G)
Level Switches, Flowline

Switch-Pak Level Switch with Compact Junction Box
DESCRIPTION SPECIFICATION  
Switch-Pak is a high level spill prevention switch with relay or dry contact closure for interface with remote devices such as a PLC, SCADA or alarm. Offered in three sensing technologies, Switch-Pak is ideal for storage tanks and waste sumps. Its high level detection made simple. Length: 8" to 10' (20cm to 3m)
Switch points:
1 (set by factory)
Contact type: SPST relay / SPDT reed
Process mount: 2" NPT (2" G)
Level Switches, Flowline

Switch-Pro Level Switch with Compact Relay Controller
DESCRIPTION SPECIFICATION  
Switch-Pro provides a total solution for side wall mounted high or low level switching with an integral relay controller and optional strobe flash alarm. Offered in two sensing technologies, Switch-Pro is ideal for storage tanks and process vessels. Its side wall level control made simple. Installation: Side wall
Contact type: (1) SPDT relay
Enclosure rating: IP65
Process mount: 3/4" NPT (3/4" G)
Level Switches, Flowline

Switch-Pro Level Switch with Compact Junction Box
DESCRIPTION SPECIFICATION  
Switch-Pro provides an intrinsically safe solution for side wall mounted high or low level switching with a relay for PLC, SCADA or alarm interface. Offered in two sensing technologies, Switch-Pro is ideal for storage tanks and process vessels. Its side wall level detection made simple Installation: Universal
Contact type: (1) SPST relay
Sensor material: PP / PFA
Process mount: 3/4" NPT (3/4" G)
Level Switches, Flowline