Chapter 8: Technical Specifications
8.4 Electrical Specifications
The following section provides electrical specifications for the robot system.
Internal Connection Specifications
The following table provides internal connector electrical specifications.
Table 8-4. Internal Connections Electrical Specifications
Item
Specification
Details
Internal solenoid connections
OP3/4 connections
EOAPWR connections
NOTE:
Total current is the
sum of the output current
used by output signals 3001-
3004 (Solenoid and OP3/4)
and any user current drawn
from EOAPWR.
Maximum current, per circuit
700 mA
Total maximum current, all cir-
cuits
1.0 A @ 50°C
1.5 A @ 25°C
ON state maximum resistance
(I
out
= 0.5A)
0.32 W @ 85° C
Output maximum leakage cur-
rent
25 μA
ON response time
125 μsec (max.), 80 μsec
typical (typical)
OFF response time
60 μsec (max.), 28 μsec
typical (typical)
Output voltage at inductive load
turnoff (Iout = 0.5 A, Load = 1
mH)
(+V - 65) ≤ V
demag
≤ (+V -
45)
DC short circuit current limit
0.7A ≤ I
LIM
≤ 2.5 A
Peak short circuit current
I
ovpk
≤ 4 A
External Connection Specifications
The following table provides external electrical connection specifications.
Table 8-5. External Electrical Connection Specifications
Item
Specification
Details
24 VDC supply
1,3
Voltage range
24 VDC ± 10%
(21.6 VDC < V
in
< 26.4 VDC)
Current / Power
6 A / 150 W
Circuit Protection
Output must be less than 300 W peak or
provide 8 Amp in-line circuit protection
Cabling
1.31 – 2.08 mm² (16-14 AWG)
Shielding
Braided shield connected to frame ground
terminal at both ends of cable.
24402-000 Rev B
eCobra 600 and 800 Robots with EtherCAT
145
