Siemens SINUMERIK 840Di - Page 118

06.03
2.13 ADI4 (analog drive interface for 4 axes) (SW 09.01 and higher)
2-118
 Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
– Power supply X6-2, pin 1 (P24OUT), external power supply P24OUText:
Wire, conductor cross-section 1.5mm
2
(AWG16)
– Digital inputs X6-2, pins 2–11:
Wire, conductor cross-section 0.5–1.5mm
2
(AWG20–AWG16)
S General electrical properties
– Galvanic isolation using optocouplers
– Active current limitation of the inputs
– Protection from negative input voltage.
The module status is displayed on 4 diagnostic LEDs on the front of the module.
Table 2-36 Diagnostic LEDs (H1/H2)
Designation Color Description
H1 POWER green Supply voltage
OVTEMP red Overtemperature display
H2 EXCHANGE green Cyclic data exchange with DP master in progress
READY red Ready for cyclic data exchange with DP master
Module status
(H1/H2)
2 Hardware Descri
p
tions