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Appendix A Specifications
A.1 General Specifications
Note:
Consumed within the EB621 module.
Table A-1 General Specifications (EN611, EN621, EN631, EN641, EB621, EB641)
Item
Specifications
EN611
EN621
EN631
EN641
EB621
EB641
Working temperature range
(Product ambient temperature)
0 to 55
o
C
Working humidity range
10 to 95% RH (No condensation)
Storage temperature range
-25 to 70
o
C
Storage humidity range
5 to 95% RH (No condensation)
Source voltage range
4.75 to 5.25 VDC (Rated:5.0VDC)
3.0V to 3.6VDC (Rated:3.3VDC)
Current drain
(at rated power input)
1.1 A
(5.0VDC)
1.3 A
(5.0 VDC)
with EB621
1.5A
(5.0VDC)
1.7 A
(5.0 VDC)
with EB641
0.01 A
(+12 VDC)
(Note)
0.5A
(5.0 VDC)
Power consumption
(at rated power input)
6.5W or less 7.5 W or less
with EB621
8.6W or less 9.6 W or less
with EB641
0.12 W or
less
2.5 W or less
Insulation resistance
(between signal and F.G.)
10 megohms or more
Dielectric strength
(between signal and F.G.)
500 VAC for 1 minute
Dust
0.3 mg/m
3
or less
Vibration resistance
4.9m/s
2
1.5mm
p-p
Shock resistance
19.6m/s
2
(3 times without power supply)
Grounding
Class D (Grounding resistance: 100 ohms or less)
Cooling
Natural air cooling
Module dimensions
130 (H)
×
35 (W)
×
114 (D) mm
Weight
350g or less
350g or less
350g or less
350g or less
250g or less
250g or less
Communication interface
10BASE5
Single bus
10BASE5
Dual bus
(Bus A)
10BASE2
Single bus
10BASE2
Dual bus
(Bus A)
10BASE2
Dual bus
(Bus B)
10BASE2
Dual bus
(Bus B)
Backup
• Backup memory: SRAM 512 kilobytes
• Backup time : 24 hours or more (at ambient temperature of 25
o
C)
+12 VDC external power
+12.0 VDC +/-5%, 0.5 A/ch maximum (Applicable to EN611, EN621, EB621)