Explosion proof Level Switches
Trimod Besta level switches have been accepted by the world's leading accreditation bodies for many years. We ensure the high quality through recurring audits and continuously monitor our production. We continually extend the number of authorizations for new markets and applications for our customers.
Flameproof Trimod Besta Level Switches | |
 | Flameproof Trimod Besta level switches are designed in accordance with EN standards and are tested and approved by PTB. Available with square flanges (Standard range) and with flanges acc. to DIN, ANSI, BS and JIS (Industrial ranges). All Trimod Besta level switches of the Ex-proof range may be side or top mounted. |
| Protection classifications | |
| Ex de IIC T6 for switch modules XA. etc. | EPS 09 ATEX 1238 X |
>> Operating Instruction Types XA… and XB… with microswitch (LTB001) English (187.97KB) | German (292.66KB) | Spanish (188.90KB) | French (189.29KB) | Russian (272.21KB) |
| Ex ia d IIC T6 for switch modules XB., XI., XIE9. etc. | EPS 09 ATEX 1238 X |
| >> Operating Instruction Types XI… and XIE9… with proximity switch (LTB004) English (161.09KB) | German (161.74KB) | French (162.92KB) | Spanish (162.46KB) | Russian (244.84KB) |
Hermetically sealed Trimod Besta Level Switches
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| These switches are available in two versions. | |
| EEx ed IIC T6 .. T5 for switch modules Z..8, ZH..8, ZTD..8 etc. | PTB 03 ATEX 1006 |
| >> Operating Instruction Types Z... etc. PTB 03 ATEX 1006 (LTIA7) English (186.73KB) | German (187.22KB) | French (190.02KB) | Spanish (188.52KB) |
| Ex ed IIC T6 ..T5 for switch modules Z..5, ZH..5, ZTD..5 etc. | IECEx PTB 07.0003 |
| >> Operating Instruction Types Z…5 (LTB017) English (230.61KB) | Russian (382.27KB) |
Intrinsically safe Trimod Besta Level Switches | |
| Level switches with gold plated contacts (type range B) or with proximity switches acc. to NAMUR (type range I, IE9 etc.) are for connection to intrinsically safe circuits and approved, depending on national regulations, for Zone 1 or Zone 0 (float). |
| Protection classifications | |
| EEx ia IIC T6 .. T2 for switch modules I..8, IE9..8 etc. | PTB 02 ATEX 2198 |
| >> Operating Instruction Type I…8 / IE9…8 (LTB006) English (323.83KB) | German (331.97KB) | Spanish (334.09KB) | French (335.48KB) |
| Ex ia IIC T6..T2 for switch modules I..5, IE9..5 etc. | IECEx PTB 07.0005 |
Pneumatic Trimod Besta Level Switches and Controllers | |
 | Pneumatic level switches of the type ranges FP and FM are approved for installation in Zone 1. |
