Features
- Built-in digital and analog I/O for low-cost standalone control
- Local I/O expandable to 256; I/O expansion modules connect easily with no extra wiring
- Removable terminal blocks for easy wiring
- 2 serial ports with Modbus RTU supported on both
- Real-time clock/calendar
- High-speed pulse inputs and outputs
Specification
ESD Immunity: 8 kV air discharge
EfT Immunity:
Power Line: 2 kV
Digital I/O: 1 kV
Analog and Communication I/O: 250 V
Damped-Oscillatory wave: Power Line: 1 kV
Digital I/O: 1 kV
RS Immunity: 26 MHz to 1 GHz, 10 V/m
OTHER APPROvALS
Agency Certifications: UL 508, cUL, CE, Class 1, Div 2
ENvIRONMENTAL RATINgS
TRANSPORTATION AND STORAgE
Temperature: -25 to 70°C (-13 to 158°F)
Humidity: 5 to 95%
OPERATINg
Temperature: 32 to 131°F (0 to 55°C)
Humidity: 50 to 95%
Power Supply voltage:
ELC: 24 Vdc (-15 to 20%) with DC input reverse polarity protection Expansion unit: Supplied by the ELC
Power Consumption: 3 to 6 W Insulation Resistance: >5 M @ 500 Vdc, between all inputs/outputs and earth
grounding: The diameter of the grounding wire cannot be smaller than the wire diameter of terminals L and
N (all ELC units should be grounded directly to the ground pole)
vibration/Shock Resistance: Standard: IEC1131-2, IEC 68-2-6 (TEST Fc)/IEC1131-2 and
IEC 68-2-27 (TEST Ea)
Approx. weight: 0.158 kg (0.348 lb)
DC INPuT POINT ELECTRICAL
Input Type: DC (SINK or SOURCE) Input Current: 24 Vdc 5 mA Active Level:
Off/ON: Above 16 Vdc
ON/Off: Below 14.4 Vdc Response Time: About 10 mS; an adjustment range of 0 to 10,000 mS could be selected through D1020 and D1021
