ABB|CBI20|Binary Input Module
ABB CBI20 Binary Input Module
Description
The ABB CBI20 is a 32-channel binary input module designed for industrial automation systems, offering galvanic isolation and redundancy capabilities.
Features
Supports signal recording with 1 ms time resolution. Provides central galvanic separation between inputs and system. Features group-set filter time and supports redundant operation. Capable of monitoring various sensor types including contacts and initiators.
Technical Specifications
-
Input Channels
32 binary inputs divided into two groups of 16 channels -
Supported Signal Types
Up to 32 NC/NO contacts (48 V or 24 V), changeover contacts, 3-wire initiators, NAMUR initiators (DIN 19234), and standard binary signals (DIN 19240) -
Signal Recording Resolution
1 ms time resolution -
Galvanic Isolation
Central separation between system and inputs
Withstanding voltage: 500 V AC (channels to system) -
Maximum Input Voltage
60 V DC (for 48 V contacts)
30 V AC (for 24 V contacts or 3/4-wire initiators)
10 V DC (for NAMUR initiators) -
Supply Voltage
20 to 33 V DC (nominal 24 V) -
Input Current
3 mA at 48 V
4.2 mA at 24 V -
Signal Level Thresholds
48 V: High = 36–60 V, Low = 9.1–15.2 V (non-redundant), 5.2–8.7 V (redundant)
24 V: High = 20.4–28.8 V, Low = 3.9–5 V (non-redundant), 2.1–2.7 V (redundant) -
NAMUR Initiator Input
Supply voltage: 8–9 V (8.2 V typ.)
High threshold: 2.2–6.5 mA
Low threshold: 0.4–1 mA
Breaking threshold: 0.2 mA -
Power Consumption
Max. current draw: 500 mA at 24 V
Power loss: up to 7.9 W -
Ambient Operating Temperature
0 to 50°C
ABB|CBI20|Binary Input Module

ABB|CBI20|Binary Input Module
ABB CBI20 Binary Input Module
Description
The ABB CBI20 is a 32-channel binary input module designed for industrial automation systems, offering galvanic isolation and redundancy capabilities.
Features
Supports signal recording with 1 ms time resolution. Provides central galvanic separation between inputs and system. Features group-set filter time and supports redundant operation. Capable of monitoring various sensor types including contacts and initiators.
Technical Specifications
-
Input Channels
32 binary inputs divided into two groups of 16 channels -
Supported Signal Types
Up to 32 NC/NO contacts (48 V or 24 V), changeover contacts, 3-wire initiators, NAMUR initiators (DIN 19234), and standard binary signals (DIN 19240) -
Signal Recording Resolution
1 ms time resolution -
Galvanic Isolation
Central separation between system and inputs
Withstanding voltage: 500 V AC (channels to system) -
Maximum Input Voltage
60 V DC (for 48 V contacts)
30 V AC (for 24 V contacts or 3/4-wire initiators)
10 V DC (for NAMUR initiators) -
Supply Voltage
20 to 33 V DC (nominal 24 V) -
Input Current
3 mA at 48 V
4.2 mA at 24 V -
Signal Level Thresholds
48 V: High = 36–60 V, Low = 9.1–15.2 V (non-redundant), 5.2–8.7 V (redundant)
24 V: High = 20.4–28.8 V, Low = 3.9–5 V (non-redundant), 2.1–2.7 V (redundant) -
NAMUR Initiator Input
Supply voltage: 8–9 V (8.2 V typ.)
High threshold: 2.2–6.5 mA
Low threshold: 0.4–1 mA
Breaking threshold: 0.2 mA -
Power Consumption
Max. current draw: 500 mA at 24 V
Power loss: up to 7.9 W -
Ambient Operating Temperature
0 to 50°C