Fail-safe 4-channel digital input module, 24V DC, PROFIsafe, DIN-35 rail, SIL3/Cat4/Ple or SIL2/Cat2/Pld compliant.
Product Model753-661/000-004
Product ID49422
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureHigh Safety Standards
2
FeaturePROFIsafe Communication
3
FeatureFail-Safe Digital Inputs
4
FeatureDurable and Reliable
5
FeatureEasy Installation
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Note
Pluggable connectors and coding fingers (753 Series) are not included.
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 (E) red: Group error; LED (F-H) green/red: Diagnostics
Number of Channels
4
Pluggable connector
pluggable
Number of digital inputs
4
Signal type
Voltage
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
0.1A
Supply voltage (system)
5 VDC; via data contacts
Current consumption (5 V system supply)
120mA
Supply voltage (field)
24 VDC, SELV/PELV (-25 +30 %); via power jumper contacts (power supply via blade contact; transmission (field side supply voltage only) via spring contact)
Current consumption, field supply (module with no external load)
25mA
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)
