FS-100 DISPLACER, LEVEL SWITCH

TOKYO KEISO CO., LTD.

3

TG-L2291-E00

● In case of the frameproof type (FS-10□EX) and intrinsically safe type (FS-10□S) to be used in Japan, the cable

wiring is to be conducted in accordance with the enforcement regulations of "Cable Wiring" system in FLAME-

PROOF TYPE CABLE WIRING as specified in "Industrial Safety and Health Law". For details, refer to "USER'S

GUIDELINES for Electrical Installation for Explosive Gas Atmospheres in General Industry" edited by MINISTRY OF

HEALTH, LABOUR AND WELFARE RESERCH INSTITUTE OF INDUSTRIAL SAFETY JAPAN.

● FS-10□EX type pressure tight flameproof version is certified for Ex d II C T 6 classification under the condition of

using our designated pressure tight cable glands which are delivered together with level switches. They are to be

properly installed.

ALARM POINT

The following figure shows alarm points that can be set under con-

ditions of room temperature, atmospheric pressure, and a liquid

equivalent to water. The alarm points depend on the design.

● For 1 point alarm

● For 2 points alarm

(H or L)

(H-H, H-L or L-L)

● For 3 points alarm

● For 4 points alarm

(H-H-L or H-L-L)

(H-H-L-L)

INTRINSICALLY SAFE RELAY (EB3C)

Intrinsically safe relay is to be inserted into the contact loop of FS-

10

□S type level switch. 1 to 3 points use relays are available. Se-

lect suitable IS relay considering the total number of contacts.

Standard specification

Explosion protection

Rated operating voltage

Rated operating current

Installation location

Contact configuration

Relay output

(Resistance load)

Contact allowable power

(Resistance load)

Insulation resistance

Withstand voltage

Intrinsically safe Ex ia IIC

12 V DC

±10%

10 mA DC

±20%

Non-hazardous area

1a contact

250 V AC, 3A

24 V DC, 3A

750 VA AC

72 W DC

500 DC V at 10MΩ

1500 V AC (1 min.)

Model code

Description

EB3C-

Output type

No. of contact

Power supply

R

R

01

02

03

A

D

□□

□ Model

Relay output

1 point use

2 points use

3 points use

100 V to 240 V AC, 50/60 Hz

24 V DC

CAUTIONS FOR PIPING

65

42

77.5

10

MIN.ø3

MAX.3

MIN.5.4

Terminal screw size : M3

terminal

EB3C-R01

□

EB3C-R02

□, R03□

EB3C Dimensions