Functionality
4 analog inputs (I0...I3), individually configurable for
● Unused (default setting)
● 0 V...10 V
● -10 V...+10 V
● 0 mA...20 mA
● 4 mA...20 mA
● Pt100, -50 °C...+400 °C (2-wire)
● Pt100, -50 °C...+400 °C (3-wire), requires 2 channels
● Pt100, -50 °C...+70 °C (2-wire)
● Pt100, -50 °C...+70 °C (3-wire), requires 2 channels
● Pt1000, -50 °C...+400 °C (2-wire)
● Pt1000, -50 °C...+400 °C (3-wire), requires 2 channels
● Ni1000, -50 °C...+150 °C (2-wire)
● Ni1000, -50 °C...+150 °C (3-wire), requires 2 channels
● 0 V...10 V with differential inputs, requires 2 channels
● -10 V...+10 V with differential inputs, requires 2 channels
● Digital signals (digital input)
4 analog outputs (O0...O3), individually configurable for
● Unused (default setting)
● -10 V...+10 V
● 0 mA...20 mA
● 4 mA...20 mA
Parameter
Value
Resolution of the analog channels
Voltage -10 V... +10 V
12 bits plus sign
Voltage 0 V...10 V
12 bits
Current 0 mA...20 mA, 4 mA...20 mA
12 bits
Temperature
0.1 °C
LED displays
11 LEDs for signals and error messages
Internal power supply
Via the I/O bus interface (I/O bus)
External power supply
Via the terminals ZP and UP (process voltage
24 V DC)
Required terminal unit
TU515 or TU516
TU516, TU541 and TU542 for I/O modules”
Connections
For a detailed description of the mounting, disassembly and connection of the
module, please refer to the System Assembly, Construction and Connection
Chapter 2.6 “AC500 (Standard)” on page 971.
AX521
Device specifications
I/O modules > Analog I/O modules
2022/01/31
3ADR010278, 3, en_US
501
