Siemens SITRANS LR - Wiring Drawing: Intrinsically Safe (CSA)

A5E32106153 SITRANS Probe LR – QUICK START MANUAL Page A-3
mmmmm
A: Connection Drawings
Wiring Drawing: Intrinsically Safe (CSA)
Note: Reference drawing 23651621 is available from the SITRANS Probe LR product page of
our website at: https://pia.khe.siemens.com/index.asp?Nr=11158
.
Product Group
2365162100
S. NGUYEN
PETERBOROUGH 24 / APRIL / 03 RADAR
FOR APPROVAL
0
T. ADAM R. CLYSDALE
1:1
1
1
NONE
B
SITRANS LR 200 / Probe LR,
INTRINSICALLY SAFE
CONNECTION DRAWING
CSA
23651621
0
RPC
SN
APRIL
24/03
NOTES: 1. ANY CSA CERTIFIED INTRINSICALLY SAFE BARRIER OR ASSOCIATED
APPARATUS WITH A LINEAR OUTPUT.
2.
APPROVED DUST-TIGHT AND WATER-TIGHT CONDUIT SEALS ARE REQUIRED
FOR CLASS II, DIV.1, GROUP G AND OUTDOOR TYPE 4X LOCATIONS
3. THE MAXIMUM VOLTAGE OF THE SAFE LOCATION APPARATUS
MUST NOT EXCEED 250 V rms.
4. INSTALLATION TO BE IN ACCORDANCE WITH THE CANADIAN ELECTRICAL CODE PART 1.
UNDER THE ENTITY EVALUATION CONCEPT, THE SITRANS LR 200 / Probe LR
HAS THE FOLLOWING INPUT PARAMETERS :
V = 30 VOLTS = 120 mA C = 3.6 nF L = 0.1 mH P = 0.8 W OR (V x ) / 4 = 0.8 W
3.
max max i i max max max
I
I
.
HAZARDOUS LOCATION
NON-HAZARDOUS LOCATION
SAFE AREA APPARATUS
INTRINSICALLY SAFE BARRIER
(SEENOTES1&2)
Load
4-20 mA
VV
OC
£
max
II
SC
£
max
CC+C
a
³
i cable
LL+L
a i cable
³
Substitution of components may impair intrinsic safety.