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7.9
Serial Number:
SN-nnyywwnnnn
Figure 1, * Intrinsically Safe Installation Wiring Requirements
HAZARDOUS LOCATION
SEE 8.1, 8.2
Switch
(See 8.3.5)
Equi-Potential
Optional I.S.
TRANSMITTER
Each intrinsically safe cable must include a grounded
shield or be run in a separate grounded metal conduit
*
Applies to 'ia' and 'ic'
Doc Number
ES-727
Revision
W
Filename
ES-727.DOC
Copyright 2017 as an unpublished trade secret. This document and all information herein is the property of Dresser LLC. It is confidential
and must not be made public or copied and is subject to return upon demand.
© 2018 Baker Hughes, a GE company, LLC. All rights reserved.
Optional Hand Held
Communicator (See 8.3)
-
-
-
-
-
-
Cable Shield
PDR ECO-
11/15/2017
0029774
NON-HAZARDOUS LOCATION - UNSPECIFIED EXCEPT
THAT BARRIERS MUST NOT BE SUPPLIED FROM NOR
CONTAIN UNDER NORMAL OR ABNORMAL CONDITIONS A
SOURCE OF POTENTIAL WITH RESPECT TO EARTH IN
EXCESS OF 250 VOLTS RMS OR 250 VOLTS DC
3
1
24 VDC Trip Signal
from DCS (A/DSD
4
2
& DSD ONLY)
Communicator (See 8.3)
3
1
4-20 mA Trip Signal
from DCS (ASD &
4
2
A/DSD ONLY)
Shunt Zener Diode Safety Barrier -
Controller Output Type (See 8.3.1, 8.3.3)
3
1
24 VDC from DCS
4
2
To DCS DI
LOAD
3
1
Ω
4
2
3
1
4
2
3
1
Ω
4
2
Equi-Potential
Written By
Checked
Page 9 of 13
Approved
Masoneilan SVI II ESD Quick Start Guide =| 87
Shunt Zener Diode Safety Barrier
Controller Output Type (See 8.3.6)
Optional Hand Held
Shunt Zener Diode Safety Barrier
Switch Type Barrier (See 8.3.4)
24 VDC from DCS
1-5VDC To DCS
Transmitter Barrier Type w/
Internal or External Sense Resistor
(See 8.3.2)
Shunt Zener Diode Safety Barrier
Controller Output Type
(See 8.3.1, 8.3.3)
1-5VDC To DCS
24 VDC from
Control System
Shunt Zener Diode Safety Barrier
Transmitter Type w/ Internal or
External Sensing Resistor
(See 8.3.3)
P.Levesque
T.Kabir
T. Kabir
13DEC2006
10JAN2007
10JAN2007
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