Trimod´Besta Level Switch

Standard range | electric

Standard version

Type A 01 041

Nominal pressure
PN 25 according to EN/DIN
Operating temperature
0 to 300°C
Ambient temperature
0 to 70°C
Density of the liquid
min. 0.7 kg/dm³
Operating differential
12 mm, fixed
Wetside material
Stainless steel (CrNiMo)
Housing material
seawater resistant die cast aluminium
Flange
square 92 x 92 mm, 92 mm PCD
Switch element
Microswitch SPDT with silver contacts
Switch rating
250 VAC, 5 A / 30 VDC, 5 A
Enclosure
IP65
Overall length (tank)
226 mm
Safety integrity level (SIL)
SIL 1 (Type AA 01 041: SIL 2)
Approvals

Similar Types

Type A 01 04

same as A 01 041, in addition, rod extensions G1, G2 and G3 can be used.

Type 5A 01 041

for aggressive environments, housing exclusively made of stainless steel (CrNiMo).
 

Typical applications: shipbuilding, refrigeration, chemical engineering, food industry, pulp and paper, drinking water supply, sewage treatment etc.

Downloads

For contaminated or crystallizing media.

Bellows to prevent jamming of the float mechanism.

Type A 01 051

Bellow material
Perbunan
Operating temperature
0 to 120°C
Safety Integrity Level (SIL)
SIL 1 (Type AA 01 051: SIL 2)
Approvals

Type A 01 052

Bellow material
Silicon
Operating temperature
0 to 200°C
Safety Integrity Level (SIL)
SIL 1 (Type AA 01 052: SIL 2)
Approvals

Type A 01 053

Bellow material
FPM
Operating temperature
10 to 200°C
Safety Integrity Level (SIL)
SIL 1 (Type AA 01 053: SIL 2)
Approvals

Type A 01 054

Bellow material
PTFE
Operating temperature
0 to 250°C
Safety Integrity Level (SIL)
SIL 1 (Type AA 01 054: SIL 2)
Approvals

Overall length: 253 mm Density of the liquid: 0.75 kg/dm³ Other technical data same as Type A 01 041.

Downloads

For submersible applications.

With fitted cable and IP68 enclosure.

Type U3A 01 04

Nominal pressure
PN 25 according to EN/DIN
Operating temperature
-30 to 80°C
Ambient temperature
-30 to 80°C
Density of the liquid
0.7 kg/dm³
Operating differential
12 mm, fixed
Wetside material
Stainless steel (CrNiMo)
Housing material
seawater resistant die cast aluminium
Flange
square 92 x 92 mm, PCD 92 mm
Switch element
Microswitch SPDT with silver contacts
Switch rating
250 VAC, 5 A / 30 VDC, 5 A
Enclosure
IP68
Length of encapsulated cable
3 m, or as required
Cable type
Neoprene (H07 RN-F)
Safety Integrity Level (SIL)
SIL 1 (Type U3AA 01 04: SIL 2)

Downloads

For manually adjustable operating differentials.

Nominal pressure
PN 25 according to EN/DIN
Operating temperature
0 to 300°C
Ambient temperature
0 to 70°C
Density of the liquid
min. 0.75 kg/dm³
Operating differential
12 mm, fixed
Wetside material
stainless steel, CrNiMo
Housing material
seawater resistant die cast aluminium
Flange
square 92 x 92 mm, PCD 92 mm
Switch element
Microswitch SPDT with silver contacts
Switch rating
250 VAC, 5 A / 30 VDC, 5 A
Enclosure
IP65
Overall length
278 to 561 mm, depending on type
Safety Integrity Level (SIL)
SIL 1 (Types AA 01 090 – 095: SIL 2)
Approvals

Type A 01 090

Operating differential 37 to 218 mm

Type A 01 091

Operating differential 56 to 317 mm

Type A 01 092

Operating differential 83 to 442 mm

Type A 01 093

Operating differential 97 to 557 mm

Type A 01 095

Operating differential 34 to 190 mm

Downloads

For separating layer monitoring

Type A 01 08T1

Nominal pressure
PN 25 according to EN/DIN
Operating temperature
0 to 300°C
Ambient temperature
0 to 70°C
Density of heavier liquids
min. 0.8 kg/dm³
Difference in density
min. 0.22 kg/dm³
Operating differential
approx. 20 mm
Rod length
100 mm, 200 mm or 300 mm
Weight
approx. 2.4 kg
Wetside material
stainless steel (CrNiMo)
Housing material
seawater resistant die cast aluminium
Flange
square 92 x 92 mm, PCD 92 mm
Switch element
Microswitch SPDT with silver contacts
Switch rating
250 VAC, 5 A / 30 VDC, 5 A
Enclosure
IP65
Safety Integrity Level (SIL)
SIL 1 (Type AA 01 08T1: SIL 2)
Approvals