Yokogawa RAKD User Manual

Page 40

IM 01R01B30-00E-E 5th edition January 01, 2013 -00

<7. TECHNICAL DATA>

7-10

Intrinsically safe / non incendive limit switches

with FM- certification (USA) (only for indicator T

with option /K1 ... /K10) (option /FS1) :

Explosion proof :

IS : Cl. I, Div. 1, Gp. ABCD, T6, Ta = 60°C,

Nl : Cl. I, Div. 2, Gp. ABCD, T5, Ta = 50°C

Cl. II, Div. 1, Gp. EFG

Cl. III, Div. 1

Entity parameter :

see FM-control drawing 116-0165 for IS

see FM-control drawing 116-0155 for Nl

Intrinsically safe limit switches with CSA- certi-

fication (Canada) (only for indicator T with option

/K1 ... /K3) (option /CS1) :

Explosion proof :

Cl.

I, II, III, Div. 1, Gp. ABCDEFG

Entity parameter :

see drawing 116-0047

Only in combination with option

/WxA or /WxB.

Power Supply for the intrinsically safe electron-

ic transmitter (option /UT)

Type :

Power supply with galvanically separated input and out-

put

- RN221N-B1, HART- compatible

Certificate :

PTB 00 ATEX 2018

Supply voltage :

20 ... 250 V DC / AC 50/60 Hz

Maximum load impedance :

700 Ω

Output signal :

4 - 20 mA

Control circuit :

Intrinsically safe [Ex ia] IIC; group II ; category (1)GD

Entity parameters :

see fig. 5

Intrinsically safe and dust proof limit switches

with ATEX-certification (only for indicator T

with option /K1 ... /K10) (option /KS2) :

Certificate :

- PTB 99 ATEX 2219X ( SC2-NO)

- PTB 00 ATEX 2049X (SJ 2-S.N)

- ZELM 03 ATEX 0128X (for dust proof)

Explosion proof :

EEx ia IIC T6, group II category 2G

Dust proof:

Ex iaD 20 T 108 °C, group I I category 1D

Max. surface temperature : T108°C

Entity parameter :

see certificate of conformity

Power supply for intrinsically safe limit switches

(option W__) :

Type : acc. DIN EN 50227 (NAMUR)
- KFA5-SR2-Ex*-W (115 V AC)
- KFA6-SR2-Ex*-W (230 V AC)
- KFD2-SR2-Ex*-W (24 V DC)
- KHA6-SH-Ex1 (115/230 V AC), Fail Safe, 1 channel

- KFD2-SH-Ex1 (24 V DC), Fail Safe, 1 channel

Certificates :

- KFA5-SR2-Ex*-W: ATEX

: PTB 00 ATEX 2081

CSA

: 1029981 (LR 36087-19)

: ID 3011578

IECEx : PTB11.0031

PESO

KOSHA : 2009-BO-0157

- KFA6-SR2-Ex*-W: ATEX

: PTB 00 ATEX 2081

CSA

: 1029981 (LR 36087-19)

: ID 3011578

IECEx : PTB11.0031

PESO

KOSHA : 2009-BO-0157

- KHA6-SH-Ex1:

ATEX

: PTB 00 ATEX 2043

- KFD2-SR2-Ex*-W: ATEX

: PTB 00 ATEX 2080

CSA

: 1029981 (LR 36087-19)

: ID 3011578

IECEx : PTB11.0034

PESO

KOSHA : 2009-BO-0157

NEPSI : GYJ12.1081

- KFD2-SH-Ex1:

ATEX

: PTB 00 ATEX 2042

NEPSI

: GYJ091350

Control circuit (ATEX):

[Ex ia] IIC; group II; category (1)GD

Entity parameter:

see fig. 5

(ATEX) and certificate

Power supply :

- 230 V AC ± 10%, 45-65Hz

- 115 V AC ± 10%, 45-65Hz

- 24 V DC ± 25%

Relay output : 1 or 2 potential-free changeover

contact(s)

Switching capacity : max. 250V AC, max. 2 A