Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | DQ 16x 230 V AC/2 A ST (relay) |
| Digital output channels | 16 |
| Output type | Relays |
| Rated output voltage | 230 V AC; 24 V DC to 120 V DC / 24 V AC to 230 V AC |
| Rated output current | 2 A per channel |
| Maximum current per group | 4 A |
| Maximum current per module | 32 A |
| Supply voltage | 24 V DC; permissible range 19.2 V DC to 28.8 V DC |
| Switching frequency | 1 Hz with resistive load; 0.5 Hz with inductive load; 1 Hz on lamp load |
| Front connector | Screw terminals or push-in; ordered separately |
Applications
- Load-group shutdown: Supports the safety-oriented shutdown of load groups up to SIL1 according to EN IEC 62061:2021 and Category 2 / PL c according to EN ISO 13849-1:2015.
- Digital output control: Controls digital loads through 16 relay outputs and can control a digital input.
Key Features
- Relay digital outputs: 16 parameterizable relay digital outputs, with current-sinking and current-sourcing operation.
- Output capacity: Rated output current is 2 A per channel; maximum current is 4 A per group and 32 A per module.
- Rated output voltage: Rated output voltage is 230 V AC; supported values include 24 V DC to 120 V DC and 24 V AC to 230 V AC.
- Supply and protection: Rated supply is 24 V DC, with a permissible range of 19.2 V DC to 28.8 V DC and reverse polarity protection.
- Diagnostics and isolation: The module has diagnostic alarms, maintenance interrupts for the switching cycle counter, substitute values, and isolation between channels and the backplane bus.
Frequently Asked Questions
1. How many relay outputs does 6ES7522-5HH00-0AB0 have?
It has 16 parameterizable relay digital outputs.
2. What output voltage and current does this module support?
The rated output voltage is 230 V AC, with supported values from 24 V DC to 120 V DC and 24 V AC to 230 V AC. The rated output current is 2 A per channel.
3. What current limits apply to the output groups?
The maximum current is 4 A per group and 32 A per module. The module has 16 channels in groups of 2.
4. Does the module provide diagnostics?
Yes. It provides diagnostic alarms, a maintenance interrupt for the switching cycle counter, substitute values, RUN, ERROR, MAINT, PWR, and channel status LEDs.
5. Is the front connector included?
No. The front connector with screw terminals or push-in must be ordered separately.
