True-rms Digital Multimeter 
  Ex Safety Information 
3 
•  The Product must be completely and 
securely fitted in the red holster while it 
is in an Ex-hazardous area. 
•  Use only approved accessories with this 
Product in Ex-hazardous areas.  
•  Do not use the Product in aggressive 
acidic or alkaline solutions. For 
applications requiring Group I 
equipment, avoid permanent contact of 
the Product with oil, hydraulic fluid, or 
grease. 
•  Do not use the Product in zones 0, 20, 
21, or 22. Measurements on intrinsically 
safe connections that go into these 
zones are permitted, if the connection 
values are met. 
XW Warning 
To prevent personal injury in mining 
hazardous areas: 
•  Avoid extreme mechanical burdens. The 
Product can withstand impacts with an 
energy of seven joules at -20 °C. 
•  Do not allow the Product to come in 
permanent contact with oil, hydraulic 
fluid, or grease. 
•  Do not install the Product in a fixed 
installation. 
XW Warning 
To prevent possible electrical shock, fire, or 
personal injury in ALL areas of operation: 
•  Read all Safety Information before you 
use the Product. 
•  Comply with local and national safety 
codes. Use personal protective 
equipment (approved rubber gloves, face 
protection, and flame-resistant clothes) 
to prevent shock and arc blast injury 
where hazardous live conductors are 
exposed 
•  See the Ex Safety Information section for 
additional warnings on Product used in 
hazardous areas. 
•  Use the Product only as specified, or the 
protection supplied by the Product can 
be compromised.