Functional specifications

Memory

2 GB memory card (SD)

Power supply

—  Four type AA 1.5 V disposable alkaline batteries (provided).

—  Rechargeable Ni-MH battery sealed pack (provided).

Countinuous run time

— 100 hours approx without backlit

— 60 hours approx with minimum backlit

— Programmable auto power-off.

Operative limits

Temperature limits:

Ambient

is the operating temperature–10 and +70 °C (+14 and +158 °F)

Storage–20 and +70 °C (–4 and +158 °F)

With rechargeableI battery pack temperature must not exceed

55 °C (131 °F)

Environmental limits

Humidity

Relative humidity: up to 100 %.

Condensing, icing: admissible

Hazardous atmospheres

INTRINSIC SAFETY

ATEX Europe approval: II 1 G Ex ia IIC T4 Ga

IEC Ex approval: Ex ia IIC T4 Ga

NEPSI China (PENDING): Ex ia IIC T4

FM Approvals US– Nonincendive: Class I, Div. 2. Gr. A, B, C, D, T4– Intrinsically safe: Class I, Div. 1. Gr. A, B, C, D, T4

Class I, Zone 0. AEx ia IIC T4

Class I, Zone 2. IIC T4

FM Approvals Canada: Class I, Zone 0. AEx ia IIC T4– GOST (Russia, Kazakhstan, Belarus), Inmetro (Brazil) based on ATEX

Refer to certificate for ambient temperature range (within the

limit of -10 to 50°C) related to the different equipment

operations (for example the charging).