Rockwell Automation 1760-xxxx Pico Controller User Manual - Manual (Page 192)

Publication 1760-UM001D-EN-P - September 2005
A-2 Specifications
Electrical Specifications
Ambient mechanical conditions
Specification Value Standard
Pollution degree 2 –
Protection class IP 20 EN 50178, IEC 60529, VBG4
Vibration 10 to 57 Hz
(constant amplitude 0.15
mm) IEC 60068-2-6
57 to 150 Hz
(constant acceleration 2G)
Shock 18 shocks
(semi-sinusoidal 15G/11 ms) IEC 60068-2-27
Drop 50 mm (1.97 in) IEC 60068-2-31
Drop, packaged 1m (39.4 in) IEC 60068-2-32
Electromagnetic compatibility (EMC)
Electrostatic discharge 8 KV air discharge,
6 KV contact discharge IEC/EN 61000-4-2,
severity level 3
Electromagnetic fields Field strength 10 V/m IEC/EN 61000-4-3
Emitted interference,
interference immunity Class B EN 55011, EN 55022
Fast Transient Burst 2 KV power supply
2 KV signal cables IEC/EN 61000-4-4,
severity level 3
High-energy pulses (surge)
Pico 1760-LxxAWA
1760-IA12XOW6I 2 KV power cable
symmetrical IEC/EN 61000-4-5
High-energy pulses (surge)
Pico 1760-LxxBWB-xx
1760-IB12X0B8 0.5 KV power cable
symmetrical IEC/EN 61000-4-5,
severity level 2
Line Conducted
Interference 10V IEC/EN 61000-4-6
Dielectric strength
Clearance and creepage
distances EN 50178, UL 508, CSA C22.2, No 142
Dielectric strength EN 50178
Backup/accuracy of real-time clock (except ‘-NC’)
Clock capacitor back-up
at 25°C (77°F) Nominal 64 hours
at 40°C (104°F) Nominal 24 hours
Accuracy of the real-time
clock Nominal ±5s/day, ± 0.5 h/year
Repetition accuracy of timing relays
Accuracy of timing relays ±1% of value