Michell Instruments Easidew PRO I.S. User Manual

Easidew PRO I.S. User’s Manual
Michell Instruments 19
APPENDIX B
B.3 CSA Approved System Drawing
10/03/06
MSB
Ex90385CSA
SHEET 1 OF 1
NTS
SCALE
SIGN
A3
DATE
MOD. No.ISSUE
DRAWING NUMBER
TOLERANCES:
UNLESS OTHERWISE STATED
FINISH
DIMENSIONS:
MATERIAL TITLE
USED ON
APPROVEDCHECKED DATEDATE
DRAWN
DATE
MICHELL INSTRUMENTS LTD. 01/11/05 DOF03
mm
DRAWING
UNITS
THIS DOCUMENT IS THE PROPERTY OF MICHELL INSTRUMENTS LTD.
AND MUST NOT BE COPIED NOR DISCLOSED TO A THIRD PARTY
WITHOUT THE CONSENT OF MICHELL INSTRUMENTS.
EASIDEW I.S. & EASIDEW PRO I.S. DEWPOINT TRANSMITTER
SYSTEM DRAWIN. CSA
3rd ANGLE
PROJECTION
MICHELL INSTRUMENTS LTD. CAMBRIDGE ©
ANGLES: ±0.5°
HOLE Ø:
+0.1 -0.0
0 DEC. PLACE: ± 0.
5
1 DEC. PLACE: ± 0.2
2 DEC. PLACE: ± 0.1
03 CERT ISS 16/06/08 IMA
4 Inches
100mm
04 CERT ISS 25/03/09 IMA
05 CERT ISS 15/06/09 IMA
06 11081 06/04/11 IMA 07 13395 16/12/13 IMA
CSA Certified
Barrier
HAZARDOUS LOCATION CLASS 1, DIVISION 1, Gps A,B,C, & D
NON-HAZARDOUS LOCATION
S (20 TO 35V DC)
VS -
LOAD
4/20mA
+
-
(+)
(-)
EASIDEW I.S.
DEWPOINT TRANSMITTER
Vmax = 28V Imax = 93mA Pmax = 820mW Ci = 37nf
Li = 0
(RETURN)
(+)
3
1
TRANSMITTER VERSION TERMINAL NUMBER
EASIDEW I.S.
EASIDEW PRO I.S.
2
4
THE CAPACITANCE AND EITHER THE INDUCTANCE OR THE INDUCTANCE TO RESISTANCE RATIO
(L/R) OF THE CABLE MUST NOT EXCEED THE FOLLOWING VALUES:
AB C D
4.2mH
12.6 mH
33mH
GROUP CAPACITANCE INDUCTANCE OR L/R RATIO
( F) (mH) ( H/ohm)

THE ISOLATION OF THE SIGNAL WIRES WITH THE EASIDEW DISCONNECTED, MUST BE ABLE TO
WITHSTAND A 500V AC INSULATION TEST.
46 nF
613 nF
2.11 F

 




54 H/
217 H/ 435 H/
THE INSTALLATION MUST COMPLY WITH THE INSTALLATION PRACTICES OF THE COUNTRY OF
USE. i.e. ANSI/ISA RP12.6 (INSTALLATION OF INTRINSICALLY SAFE SYSTEMS FOR HAZARDOUS
[CLASSIFIED] LOCATIONS) AND THE NATIONAL ELECTRICAL CODE ANSI/NFPA 70.
THE CAPACITANCE AND THE INDUCTANCE
OF THE HAZARDOUS AREA CABLES MUST NOT
EXCEED THE VALUES GIVEN IN TABLE 1
Intrinsically safe(entity), Class 1, Div1, Group A,B,C,D
Hazardous Location Installations
1) Control room equipment may not use or generate over 250Vrms.
2) Wire all circuits for power supply per CEC Part 1. 3) Use only entity approved safety barrier or other associated
equipment that satisfy the following conditions:
V
CG
<
V
max
, I
SC
<
I
MAX
, C
a
>
C
i
+ C
CABLE
, L
a
>
L
i
+ L
CABLE
Transmitter entity parameters are as follows:
V max < 2.8Vdc
I max < 93mA
Ci = 37nF Li = 0uH 4) WARNING: SUBSTITUTION OF COMPONENTS MAY IMPARE
INTRINSIC SAFETY. 5) Ex ia is defined as Intrinsically Safe.
Type
Isolated Repeater
Dual Isolated
Repeater
Transmitter Supply
Isolator
Transmitter Supply
Isolator
Smart Transmitter
Power Supply
Certificate Number
BAS98ATEX7343
UL Canada E106378CUL
BAS98ATEX7343
UL Canada
E106378CUL
BAS00ATEX7164
UL Canada E106378CUL
BAS00ATEX7164
UL Canada E106378CUL
BAS99ATEX7060
UL Canada E106378CUL
Interface
KFD0-CS-Ex1.50P KFD0
-CS-Ex2.50P
KFD2-CR-Ex1.20200 KFD2-CR-Ex1.30200
KFD2-STC4-Ex1.H
Connection to Easidew I.S.
Pin 1 (+)
Pin 2 (-)
Channel 1 - Pin 1 (+)
Channel 1 - Pin 2 (-)
Channel 2 - Pin 4 (+)
Channel 2 - Pin 5 (-)
Pin 1 (+)
Pin 3 (-)
Pin 1 (+)
Pin 3 (-)
Pin 1 (+)
Pin 3 (-)

Michell Instruments Easidew PRO I.S. Specifications

General

Brand	Michell Instruments
Model	Easidew PRO I.S.
Category	Transmitter
Language	English