Omron ZEN Operation Manual page 144

Specifications
Performance Specifications
Item
LCD display
Operation buttons
User program memory
Data backup for power
interruptions
Calendar/time
Timer accuracy
Maximum counting
speed
Insulation resistance
Insulation
Dielectric strength
Vibration resistance
Shock resistance
Weight
120
12 characters x 4 lines with backlight (not provided for LED-type CPU
Units)
8 buttons (4 cursor buttons and 4 operation buttons)
(not provided for LED-type CPU Units)
EEPROM built into CPU Unit and Memory Cassettes (optional)
Internal holding bit status, holding timer/counter present values,
calendar and clock (year, month, day of month, day of week, time)
Super capacitor backup time: 2 days max. (at 25°C)
Life of optional battery: 10 years max. (at 25°C)
Accuracy: ± 15 s/month (at 25°C)
(not provided for LED-type CPU Units)
0.01 s unit: − 0.05% − 10 ms max. Rated against set value
min/s unit: − 0.05% − 1 s max. Rated against set value
h/min unit: − 0.05% − 1 min max. Rated against set value
150 Hz: 8-Digit counter (F) set to high-speed operations (CPU Units with
DC power supplies only) (The counting speed may be less than 150 Hz
depending on the cycle time of the program. See page 79.)
20 M Ω (at 500 VDC) min.:
Between power supply terminals and all output terminals.
Between terminals of different output circuits.
Between all terminals of CPU Unit and all terminals of Expansion I/O
Unit.
• Reinforced insulation
Between power supply or input terminals and output terminals.
Between terminals of different output circuits.
Between all terminals of CPU Unit and all terminals of Expansion I/O
Unit.
• No separation
Between power supply and input terminals of the same unit.
Between power supply terminals of CPU Unit and computer connector,
Battery Unit connector, or all Expansion Unit connectors (all interfaces
are live parts).
2300 VAC, 50/60 Hz for 1 min (leakage current 1 mA max.):
Between power supply terminals and all output terminals.
Between terminals of different output circuit.
Between all terminals of CPU Unit and all terminals of Expansion I/O
Unit.
Conforms to IEC 60068-2-6, 5 to 9 Hz, single amplitude: 3.5 mm, 9 to
150 Hz, acceleration: 9.8 m/s
(1 octave/min)
Conforms to IEC 60068-2-27, 147 m/s
directions
CPU Units with 10 I/O points: Approx. 300 g
CPU Units with 20 I/O points: Approx. 350 g
Expansion I/O Units: Approx. 120 g
Specifications
2
, 10 sweeps each in X, Y, and Z directions
2
, 3 times each in X, Y, and Z
Appendix A