90 ADL500 • Quick installation guide - Specifications and connection
A.2 - Input/Output features
External supply
Voltage +24Vdc
Tolerance ± 10%
Maximum current 2 A
Digital inputs (DI) and enable hardware inputs (EN-HW)
Description Features
Type 24 V PNP / NPN
Operating voltage 0 V to + 24 V (+ 30 V max)
Load 5 mA @ +24 V - R
l = 4.7 kΩ
Thresholds V
ic < 5 V – Vih > 15 V
Isolation Yes – Functional (> 1 kV)
PNP NPN
+24V
DI-CM
EN-HW
DI-X
4k7
EN-HW
DI-X
DI-CM
EN-HW
DI-X
4k7
EN-HW
DI-X
+24V
Relay outputs (RO)
Description Features
Type NO Relay (single contact)
Operating voltage 250 V
ac / - 30 Vdc / 2 A
Load 50 mA @ +10 V
Isolation Yes – 4 kV
Analog inputs (AI)
Description Features
Type Voltage differential
Input voltage ± 10V
dc (± 12,5Vdc full scale)
Input R 10 kΩ
Resolution 12 Bits (11 + sign)
Precision 1% of full scale
Isolation NO
Description Features
Type Current differential
Input current 0 (4) mA to 20 mA
Input R 500 Ω
Resolution 12 Bits (11 + sign)
Precision 1% of full scale
Isolation NO
(*) Select input V/I (V=OFF, I=ON)