TCS_Compact_Temperature_switches_Riels0 pages

TCS

COMPACT

TEMPERATURE

SWITCHES

TEMPERATURE

Compact temperature switches

Weatherproof Execution

Electric Construction

Electric construction: weatherproof

Degree of protection: IP65 (NEMA 4).

Electrical safety class: class I (EN61298-2:1997-06)

Protection mode (option): Intrinsically Safety

GAS Ex-ia IICT6 andT4 - Dust Ex-iaD A20 IP65T85 andTI35.

Enclosure

Case and cover: copper free aluminium alloy threaded coupling with

tamper proof device. Epoxy exterior painting, grey colour

Cable entry: 1/2-14 NPT-F (std) (see point 4).

Terminal block: suitable for wires section 1,5 mm2 (minimum 0,5 mm2).

Insulating material toVDE standard.

Earthing screws: one inside, one outside.

Max section of earthing wires: 4 mm2.

Electric contacts

(see point 1.4) One micro, SPDT or DPDT with fixed dead band.

Sensor

vapor tension system to SAMA IIC or HA, consisting of

- Bulb AISI 316.

- Connection AISI 304 compression fitting with adjustable insertion length.

- Capillary AISI 3 I 6 with stainless steel flexible armor

Ranges

-30 to + 250°C, (see point 2).

Set point

Set point adjustable throughout the range.

Repeatability: better than I % of span.

Scale: the instrument is fitted as std. with an approximate scale of the set

point indication.

Mounting

- Direct, sensortype B.

- Remote at surface (std.) or 2" pipe (with optional bracket), sensors type C, Q, R.

Ambient temperature (operative limit1):

Ambient temperature: -40/+85°C

Equipment

Certified according to

Directive B.T. 73/23 CEE ed 93/68 CEE

Directive ATEX 94/9 EC Group II Cat. I GD Annex III and IV.

) In accordance with ISA S5 I.

iVrPX GAS Bc-ia DUST Ex-iaD

Gr, II Cat, 1 GD

GOST-E

IP65

Dimensions (mm) and weights (kg)

40

60

A*

0 is

ffl

46

/ J/2-14 NPT

■725

REMOTE (SENSORTYPE "C/Q/R") DIRECT (SENSORTYPE "B")

= bulb connection

E = cable entry

Weight: I kg

Riels Instruments Sri . W +39 049 8961771 - A +39 049 7l7368 .www.riels.it. info@riels.it