warning signals
2S
D1x
EUROPEAN SAFETY SYSTEMS LTD
IMPRESS HOUSE
MANSELL ROAD
ACTON
LONDON W3 7QH
WWW.E2S.COM
C
THIS DRAWING AND ANY INFORMATION OR DESCRIPTIVE
MATTER THEREIN IS COMMUNICATED IN CONFIDENCE AND
IS THE COPYRIGHT PROPERTY OF EUROPEAN SAFETY
SYSTEMS LTD. NEITHER THE WHOLE OR ANY EXTRACT MAY
BE DISCLOSED, LOANED, COPIED OR USED FOR
MANUFACTURING OR TENDERING PURPOSES WITHOUT THEIR
WRITTEN CONSENT.
EUROPEAN SAFETY SYSTEMS LTD.
AS PER LATEST DATE OF ISSUE SHOWN ABOVE
DRAWING TO BS8888:2000
GEOMETRIC TOLERANCES TO ISO1101:1983
LINEAR DIMENSIONAL TOLS
ANGULAR DIMENSIONAL TOLS
STANDARDS
MOD No.
REASON - INITIAL - DATE
ISSUE
DATE
APPROVED
CHECKED
DATE
DATE
DRAWN
WEIGHT (Kg)
SURFACE FINISH
MATERIAL
ALTERNATIVE MATERIAL
SHEET
SCALE
TITLE
A3
IF IN DOUBT, ASK -
DO NOT SCALE
ALL DIMENSIONS IN MM
DRAWING NUMBER
A
B
C
D
E
F
G
10
9
G
F
E
7
8
6
5
D
C
1
3
4
2
A
B
D190-06-651
R.S.RAIT
B.ISARD
R.N.POTTS
OF
NTS 1
2
OPTIONAL LINE MONITORING RESISTOR, CUSTOMER SUPPLIED,
RECOMMENDED VALUE FOR SIL 2 EOL = 2.2K
Ω
2.0W
MINIMUM EOL RESISTOR VALUES FOR 28VDC MAX VOLTAGE
500
Ω
MIN AT 2W MIN OR 2.4K
Ω
MIN AT 0.5W MIN
EO
L
Stage 1 +ve IN
Stage 1 +ve OUT
Common -ve IN
Common -ve OUT
Stage 2 +ve
Stage 1 +ve IN
Stage 1 +ve OUT
Common -ve IN
Common -ve OUT
Stage 2 +ve
Stage 3 +ve
EOL
+
-
-
+
EOL
+
-
-
+
S2
EOL
+
-
-
+
S2
S3
Stage 1 +ve IN
Stage 1 +ve OUT
Stage 1 -ve IN
Stage 1 -ve OUT
Single Stage Configuration
Config.: 1a
Line Monitoring
Set to positive switching (default)
Stage 1: Apply Power to Stage 1 +ve & Stage 1 -ve
For full 4-Wire SIL 2 Connection Monitor SIL 2 +ve and SIL 2 -ve
Terminals 1 & 2 in RLY1-2
Two Stage Configuration
Config.: 1b
Common Negative
Set to positive switching (default)
Stage 1: Apply Power to Stage 1 +ve & Common -ve
Stage 2: Apply Power to Stage 2 +ve & Common -ve
For full 4-Wire SIL 2 Connection Monitor SIL 2 +ve and SIL 2 -ve
Terminals 1 & 2 in RLY1-2
Three/Four Stage Configuration
Config.: 1c
Common Negative
Set to positive switching (default)
Stage 1: Apply Power to Stage 1 +ve & Common -ve
Stage 2: Apply Power to Stage 2 +ve &Common -ve
Stage 3: Apply Power to Stage 3 +ve &Common -ve
Stage 4: Apply Power to Stage 2 +ve, Stage 3 +ve & Common -ve
For full 4-Wire SIL 2 Connection Monitor SIL 2 +ve and SIL 2 -ve
Terminals 1 & 2 in RLY1-2
19/09/2022
19/09/2022
19/09/2022
D1xS1 / D1xS2 / GNExS1 / GNExS2 / STExS1 /
STExS2 SIL 2 DC SOUNDER WIRING DIAGRAMS
INTRODUCTION
INTRODUCTION
1
RSR - 19/09/2022
SIL 2 +ve IN
SIL 2 -ve OUT
+
-
+
-
+
-
4 - WIRE SIL RLY1-2
4 - WIRE SIL RLY1-2
SIL 2 +ve IN
SIL 2 -ve OUT
4 - WIRE SIL RLY1-2
SIL 2 +ve IN
SIL 2 -ve OUT
