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Hottinger Baldwin Messtechnik |
SB01A
Safety barriers
Special features
ï Three optimized safety barriers
for intrinsically safe installation
according to ATEX for HBM
strain gage load cells
ï EC type examination certificate
BAS01ATEX7005 (Ex II (1) GD,
[EEx ia] IIC)
ï Certificate of Conformity to
EN50039 for a Load cell system:
BAS No. Ex 02E2186 (EEx ia IIC)
ï Usable with HBM electronic
types WE2108, WE 2110
and AED system
Dimensions of one safety barrier (in mm; 1mm=0.03937 inches)
12.5 110
B1012-11 en
http://www.Datasheet4U.com
Connecting diagram
Hazardous area
1 ... 6 Load cells
Junction box
Sense +
Excitation +
1 Signal +
Excitation ï
Sense ï
Signal ï
2
Safe area
Safety barriers
SB01A
Amplifier
(WE2108, WE2110
or AED...)
Z763
18
45
Z764
18
45
Z764
18
45
+
Excitation
ï
+
Sense
ï
+
Signal
ï
6
Observe max. permissible cable length
limits!
In accordance to the values of inductivity and capacity specified in the certificate of conformity, the following cable length limits
between the safety barriers and the junction box are permissible with HBM cable type KAB8/00-2/2/2 (blue):
Maximum permissible extension between SB01A and junction box;
load cells tested to PTB 01 Atex 2208, Gas group IIC
300 m
Maximum permissible extension between SB01A and junction box;
load cells tested to PTB 01 Atex 2209, Gas group IIC
300 m
Maximum permissible extension between SB01A and junction box;
load cells tested to PTB 01 Atex 2211, Gas group IIC
100 m
Attention: With cable lengths of more than 50 m, the shield must not be layed on both sides.
Modifications reserved.
All details describe our products in general form only. They
are not to be understood as express warranty and do not
constitute any liability whatsoever.
B1012-11 en
Hottinger Baldwin Messtechnik GmbH
Im Tiefen See 45, D-64293 Darmstadt, Germany
Tel.: +49 6151 8030; Fax: +49 6151 803 9100
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