Fail-safe 4/2 channel digital input/output module for safe automation applications, featuring 24 VDC and 10 A outputs.
Product Model750-666/000-004
Product ID45340
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureFail-safe design ensuring high functional safety and reliability.
2
Feature4 digital input channels and 2 digital output channels for versatile applications.
3
FeatureOperates at 24 VDC with output current rating of 10 A.
4
FeatureCompliant with PROFIsafe standards for safe automation.
5
FeatureEasy integration into existing automation systems.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Protocols
PROFIsafe V2.6 (PROFINET) and V2.4 (PROFIBUS, PROFINET)
Configuration options
PROFIsafe address adjustable via DIP switch or engineering software
Indicators
LED (A-D) green/red: Status/Error I1 I4; LED (I-K) green/red: Status/error O1 O2; LED (E) red: Group error; LED (F-H) green/red: Diagnostics
Number of Channels
6
Pluggable connector
fixed
Number of digital inputs
4
Signal type
Digital
Signal type (voltage)
24 VDC
Sensor connection
4 x (Fail-safe input with test pulse)
Input characteristic
Type 1 per IEC 61131
Input current per channel for signal (1) typ.
3mA
Signal frequency (max.)
50Hz
Output current per channel
10A
Number of digital outputs
2
Output current
per channel: O1 O2: 2 A (鈥淧ilot Duty/ DC13); 10 A other applications; Derating output current per channel: 10 A at 40 °C; 6 A at 55 °C (see manual for details)
Output current (module)
20A
Actuator connection
2 x (fail-safe output with test pulse)
Output circuit design
Power outputs
Switching frequency (max.)
50 Hz; Resistive load
Switching frequency (max.) (2)
0.1 Hz; Inductive load
Switching frequency (max.) (3)
0.1 Hz; Capacitive load
Supply voltage (system)
5 VDC; via data contacts
Current consumption (5 V system supply)
120mA
Supply voltage (field)
24 VDC, SELV/PELV (-25 +30 %); for digital inputs; Power outputs: SELV/PELV 24 VDC (-25 +20 %) for inductive loads (鈥淧ilot Duty/ DC13); SELV/PELV 24 VDC (-25 +30 %) other applications; Current consumption from power outputs: 3 mA + load current
Current consumption, field supply (module with no external load)
30mA
Number of incoming power jumper contacts
2
Number of outgoing power jumper contacts
2
Current carrying capacity (power jumper contacts)
10A
Achievable safety classes
SIL 3; Category 4, PLe (two-channel); SIL 2; Category 2; PLd (one-channel)
