• DO NOT ATTEMPT TO CONNECT THE USB
INTERFACE IN A HAZARDOUS AREA
• DO NOT OPEN WHEN AN EXPLOSIVE
ATMOSPHERE IS PRESENT
• EXPLOSION HAZARD – SUBSTITUTION OF
COMPONENTS MAY IMPAIR INTRINSIC SAFETY
• POTENTIAL ELECTROSTATIC CHARGING
HAZARD – SEE INSTRUCTIONS IN THE MANUAL
• THE EFFECT OF THE INTERNAL LASER ON
GAS/PARTICLE MIXTURES HAS NOT BEEN
EVALUATED
Instructions Specific to Hazardous Area Installations
[in accordance with IEC 60079-0:2011 clause 30 (AM520i only)]
The following instructions relevant to safe use in a hazardous area
apply to equipment covered by certificate numbers IECEx SIR
18.0043X, IECEx SIM 19.0009X, and Sira 18ATEX2150X.
1. The certification marking is as follows:
Ex ia IIC T4 Ga (Protection method markings)
0°C to +50°C (Ambient Temperature Range)
AM520i (Model Number)
TSI Incorporated (Manufacturer’s Name)
500 Cardigan Rd, (Manufacturer’s Address)
Shoreview, MN
55126-3996, USA
520iYYWWNNN (S/N with Year/Week of Manufacture)
2. The equipment may be used in Zones 0, 1 & 2 with flammable
gases and vapors with apparatus groups IIA, IIB & IIC and with
temperature classes T1, T2, T3, T4.
3. The equipment may be used in mines susceptible to firedamp
with apparatus group I.