Level measurement A brand of Bachofen AG www.trimodbesta.com

Alarm, measurement and control with Trimod´Besta Switch-, flange- and float modules are selected acc. to the process parameters and the desired functions. This offers problem specific solutions using standard components and optimises the price/performance ratio. Max/min limits Pneumatic control Alarm level high Pump and valve control Minimum Pump on Alarm level low Pump and valve control Separation layer control External level control Alarm level high/low Alarm level high/low Pump on

Reliable, user-friendlyand easy to integrate at any time Trimod'Besta level switches feature a unique robustness. They are easily handled and quickly connected. Of course, the lid and screws can never be lost. Quality - right down to the details 01 Wiring diagram on inside of cover 02 Self-lifting, easily accessible ground terminal 04 The switch module can be disassembled with just two screws. 05 IP65: captive moulded seal. IP66/IP67 and IP68: O-ring seal. 06 Easily accessible equipotential bonding 07 Captive cover screws 09 Housing made of seawater resistant die cast aluminium, chromated aluminium...

Switch modules ■ switching elements: micro- and proximity switches ■ pneumatic with ON/OFF output; max. 10 bar ■ pneumatic with proportional output; 0.2 to 1 bar ■ housings made of aluminium and CrNiMo ■ high and low temperature versions; -196°C to 400°C ■ explosion proof versions; ATEX, lECEx, UKCA Ex ■ self lifting terminals for perfect connections ■ Safety Integrity Level (SIL): SIL 1 and SIL 2 ■ stainless steel (CrNiMo) 1.4408 square flange, 92 mm pitch circle diameter ■ EN/DIN, ANSI and JIS compliant industrial flanges ■ special flanges with 98, 105 and 114 mm pitch circle diameters ■ fixed...

Customer-specific solutions based on cost-effective standard components Side mount combinations 01 with microswitch or proximity switches, also available in explosion proof versions 02 pneumatic switch module with ON/OFF or proportional output 03 with enclosure IP68 for underwater installation 04 with heat exchanger for very high or very low operating temperatures 05 square standard flanges made of CrNiMo, 92 mm pitch circle diameter 06 industrial flange acc. to EN/DIN, ANSI and JIS made of PP and PTFE 07 industrial flange acc. to EN/DIN, ANSI and JIS made of CrNiMo and Hastelloy 08 with fixed...

The Trimod´Besta standard range: versatile, robust and economical Trimod´Besta, the flexible solution. It can be used anywhere, no matter where and when. Its versatility is unlimited, for high temperature, freezing cold, low density, vacuum or high pressure applications. The most popular switches Type A 01 041 – alarm, limit and control functions Nominal pressure PN 25 acc. to EN/DIN Operating temperature 0 to 300°C Ambient temperature 0 to 70°C Density of the liquid 0.7 kg/dm³ Operating differential fixed 12 mm Wetside material stainless steel (CrNiMo) Switch module material seawater resistant...

Type A 01 051 to A 01 054 – with protective bellows for dirty media Type A 01 051 Bellow material Operating temperature Safety Integrity Level (SIL) Type A 01 052 Bellow material Operating temperature Safety Integrity Level (SIL) Type A 01 053 Bellow material Operating temperature Safety Integrity Level (SIL) Type A 01 054 Bellow material Operating temperature Safety Integrity Level (SIL) Installation length Density of the liquid Other technical data Similar type Type A 01 051E15 special version for waste water and waste tanks. Technical data similar to A 01 051 For manually adjustable Operating...

Pneumatic switch Type P 01 04 – the pneumatic limit switch Function ON/OFF (3/2 way valve) Max. control pressure max. 10 bar Nominal pressure PN 25 acc. to EN/DIN Operating temperature 1 to 250°C Ambient temperature 1 to 80°C Density of the liquid min. 0.7 kg/dm³ Operating differential fixed 12 mm Control connections G 1/8″ (BSPP) inside thread Wetside material stainless steel (CrNiMo) Housing material seawater resistant die cast aluminium Options Type 5P 01 04 all stainless steel (CrNiMo) design Type FP 01 04 with declaration of conformity for use in Explosion proof areas Pneumatic controller...

STANDARD SWITCHES Vertical switch Type A 01 140 and A 01 141 - for top mount installations Nominal pressure Operating temperature Ambient temperature Density of the liquid Operating differential Wetside material Housing material Flange dimensions Switch element Switch rating Enclosure Safety Integrity Level (SIL) 2-point control (pump) or 1 switching point (alarm) Pump control: min. 0.45 kg/dm3 Alarm: min. 0.30 kg/dirP stainless steel (CrNiMo) seawater resistant die cast aluminium microswitch SPDT with silver contacts Counterflange - for convenient mounting of float switches Type 2829.1V80* Flange:...

The Trimod´Besta industrial range for challenging applications The benefits of the wide spectrum of Trimod´Besta switches are especially obvious in the industrial range. They are the best choice for high operating pressures, aggressive media and high process temperatures up to 400°C. A typical Trimod´Besta industrial switch Type A 22C 04 – for alarm, limit and control functions Nominal pressure PN 40 acc. to EN/DIN Operating temperature 0 to 330°C Ambient temperature 0 to 70°C Density of the liquid min. 0.7 kg/dm³ Operating differential fixed 12 mm Wetside material stainless steel (CrNiMo) Slip-on...

The Trimod´Besta plastic range for highly aggressive media All wetted parts are made of high grade plastics such as PP or PTFE. The switches are available with EN/DIN, ANSI and JIS industrial flanges. A typical Trimod´Besta plastic switch Type A 304 98 – PTFE switch, alarm, limit and control functions Nominal pressure PN 6 max. 6 bar at 65°C max. 4.5 bar at 100°C max. 3 bar at 200°C Operating temperature 0 to 200°C Ambient temperature 0 to 70°C Density of the liquid min. 0.75 kg/dm³ Operating differential fixed 12 mm Wetside material PTFE with 25% glass fibre Slip-on flange carbon steel P265GH...