Yokogawa RotaMASS 3-Series User Manual

Page 92

9. EXPLOSION PrOTECTEd TyPE INSTrUMENTS

9-16

IM 01R04B05-00E-E 3rd edition July 30, 2010 -00

Date

Name

Title:

FM (US,C) Control drawing

rotaMaSS reMote type

rCCF31 + rCCS3

Drawed

09.02.05

Butz

Checked

09.02-05

Rü

YOKOGAWA

79664 Wehr

Germany

------

5.3.07

Butz

Rü

------

1.9.05

Butz

Rü

Drawing:

8300027

2/2

------

Rev.

Update

Date

Editor

Check

note :

- For AC-version of RCCF31 maximum power supply is 250V AC.

- For DC-version maximum power supply is 28.8V DC.

- Install in accordance with NFPA 70

- Max. cable length of remote cable 50m / 164ft.

- Connect inner shields of remote cable together to COM-terminal on converter side.

- Connect outer shield of remote cable on both sides to case by cable gland.

- The installation must be in accordance with the national electrical code, NFPA70, article 504 to 510

and ANSI/ISA RP 12.06.01.

- The non intrinsically safe terminals must not be connected to any device that uses or generates more

than 250Vrms or dc unless it has been determined that the voltage was adequately isolated.

- Installation must be in accordance with the Canadian Electrical Code, when installed in Canada

installation of intrinsic safe ground :

- Remove the stopping plug on detector connecting side of RCCF31 and replace it by a dust proofed

cable gland.

- Open the cover on detector connecting side of RCCF31.

- Remove the cable between COM - terminal and the ground screw (see below picture).

- Put the intrinsic-safe-ground-cable through the new installed cable gland.

- Connect the IS-ground cable to the COM - terminal.

- Install the remote cable between Detector RCCS3 and Converter RCCF31 as shown below.

warning: Substitution

of components may

impair intrinsic safety

Remove cable

COM - terminal

L/+

N/-

Power supply

I/O control

HAZARDOUS LOCATION

NON HAZARDOUS LOCATION

I/O

RCCF31

RCCS3

D+
D-
S1+

S1-
S2+

S2-
TP1

TP2
TP3

D+
D-
S1+

S1-
S2+

S2-
TP1

TP2
TP3

COM

Exclusive remote cable

Case earth clamp

IS earth

Shield