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FTS20 AC/DC

Switching element Microswitch with switching ball Switching function Changeover contact Switching voltage AC: max. 250 V; DC: max. 150 V Switching current max. 3 (1) A

Switching angle Upper switching point: +25 6 lower switching point: +14 3 measured to the horizontalAmbient temperature PVC: +5 to +70 C (+41 to +158 F) PUR and CSM: -20 to +85 C (-4 to +185 F)Ambient pressure 3 bar (44 psi) Density 0.8 g/cm3

FTS20 NAMUR

Switching element Inductive proximity switch withswitching ball, closed when floating

Power supply 8.2 V 2 V Operating current < 1.2 mA unswitched; > 2.1 mA switched Reverse polarity protection Yes Switching angle Switching points top +12;

switching points bottom -12; measured tothe horizontal

Ambient temperature PVC: +5 to +70 C (+41 to +158 F) PUR and CSM: -20 to +85 C (-4 to +185 F)Ambient pressure 3 bar (44 psi) Density 0.8 g/cm3

Approvals TV 01 ATEX 1709, Ex approval: II 2G EEx ia IIB T5

Cable

Material PVC, CSM: cross section 2 x 0.75 mm2

PUR: cross section 2 x 0.50 mm2

Areas of application and minimum cable length between fixing andfloating body PVC: 50 mm (1.97) suitable for water,

dirty water, slightly aggressive media PUR: 100 mm (3.94) suitable for fuels,

heating oils, liquids containing oil CSM: 100 mm (3.94) suitable for acids and alkalis

Liquifloat T FTS20Technical data

Blue

Black

Brown

Inductive proximityswitch with switching ball(NAMUR)

Connection indicationL+ = black or brownL- = blue(closing when floating)

Connection indicationCable colors:black + brown = contact openblack + blue = contact closed(contact position when floating)

1/Brown /

Black

2/Blue

L+

L-

Electrical connection

Changeover contact(AC/DC)

135 (5.32)

29

,2

(1.

15)

Polypropylen PP

Dimensions in mm (inch) and materials

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E-directDepartment VE-15Endress+HauserMeasuring TechnologyColmarer Strae 679576 Weil am RheinGermany

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Liquifloat T FTS20 Order no. Price/pcs. in

Electronics Cable Version 1 to 3 4 to 10 11 to 35 Quantity: Total:

AC/DC

5 m(16 ft)

With PVC cable material 52010122 44.- 41.- 39.- pcs.

With PUR cable material 52010123 44.- 41.- 39.- pcs.

With CSM cable material 52010124 44.- 41.- 39.- pcs.

20 m(66 ft)

With PVC cable material 71035520 88.- 82.- 77.- pcs.

With PUR cable material 71035521 88.- 82.- 77.- pcs.

With CSM cable material 71035522 88.- 82.- 77.- pcs.

Namur

5 m(16 ft)

With PVC cable material 52010119 44.- 41.- 39.- pcs.

With PUR cable material 52010120 44.- 41.- 39.- pcs.

With CSM cable material 52010121 44.- 41.- 39.- pcs.

20 m(66 ft)

With PVC cable material 71035516 88.- 82.- 77.- pcs.

With PUR cable material 71035517 88.- 82.- 77.- pcs.

With CSM cable material 71035518 88.- 82.- 77.- pcs.

Accessories (Liquifloat T FTS20) Order no. Price/pcs. in Quantity: Total:

Compression gland G 1, PVC 52010125 18.- pcs.

Weight coated with polyamide 52010127 21.- pcs. Counter nut G 1, PVC 52010126 6.- pcs.

Total price: Prices are applicable for Germany until 30/09/2011, in Euro per unit, net excluding value added t ax (VAT), cost of packing and dispatch. The terms of sales and delivery of Endress+Hauser are applicable.

E-direct catalogue (free)