— C O M P A R I S O N B E T W E E N G O O D A N D P O O R I N S T A L L A T I O N
D E S I G N
7
SCIENTIFIC TECHNOLOGIES INC.
Call: 1/888/510-4357 in USA and Canada
Universal Safety Mat UM Series Rev. C
© STI 08/2000
18
R
A . 2 . E
X A M P L E
O F
P O O R
I N S T A L L A T I O N
.
1.
Fixed guards to the danger zone are not sufficient.
2.
The danger zone is not protected from the rear and is accessible by reaching over and under
the fixed guard which is too small.
3.
The operator can stand on the machinery base plate in the danger zone.
4.
The sensors are not properly fixed.
5.
The dead zones of the sensors are located in such a way that the operator may be able to
reach the danger zone.
6.
Tripping hazards presented by exposed edges of sensors and trailing cables: trailing cables
are not protected against mechanical damage.
7.
Cable trunking is installed on the inside of the fixed guard and may be misused to provide
access to the danger zone.
8.
Sensors shall not be installed on traffic routes.
9.
The service pipe installed above the sensors may be misused to swing over the sensors into
the danger zone.
10.
The function and service life of the sensors will be reduced due to ground irregularities.
11.
Access to the danger zone is provided by the baseplates of the fixed guard.
12.
Sensor not fastened down and presenting a tripping hazard.
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