Amplifiers with galvanic insulated relay for protection of low voltage switch with intrinsic safety circuit in Ex area.

Main supply:
230 V AC ±10% - 48/62 Hz
110 V AC ±10% (on request)
24 to 48 V DC ±10% (on request)

Front signalization: Green LED when power is ON
Consumption: 4.5 VA or 1.6 W
Input signal: (from Ex area) Voltage free contact
Output signal: (to safe area) Change over contact, 250 V, 5A, 100 VA as a maximum
Response time: 20 ms (relay), 100µs (transistor)
Switch frequency: 10 Hz as a maximum. Front red LED is lighting when corresponding relay output is energized or when output transistor is "ON"
Galvanic insulation: Between Input / Output / Supply
Alternative current supply: 2500 V AC - 50 Hz
Direct current supply: 2500 V AC - 50 Hz

Installation: In safe area
Housing: ABS
Net weight: 200 g
Storage temperature: -25 to 70°C
Operating temperature: 0 to 60°C
Ambient: 5 to 95% HR, no condensing
Connections: Plug-in clamp terminals
Mounting: DIN rail EN 50022
Configuration: Input and function through switches

EMC:
Immunity EN 50082-2-1995,
Emission EN 50081-2-1993

Low Voltage Directive: IEC 1010-1 Category II (over voltage)
Intrinsic Safety: EN 50014 / EN 50020 (EEx ia) IIC
LCIE certificate n°: 02 ATEX 6104 X
Certification: ATEX Ce0081 Ex II (1) G/D

When the contact is closed between J and H in EX area, the relay DEF status changes, then the circuit EF is closed (F = neutral).