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1756-CFM | Allen-Bradley | Configurable Flowmeter
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- $1,312.00
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- $1,312.00
- Regular price
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Product Description P/N: 1756-CFM
Description
The Allen-Bradley 1756-CFM ControlLogix Configurable Flowmeter is a module designed for high-speed flowmetering in industrial environments. With 2 inputs and 2 outputs (20-pin), it facilitates precise monitoring and control of flow-related processes.
Primarily, the 1756-CFM interfaces between a Logix controller and external I/O devices, enhancing the system's functionality and flexibility. It seamlessly integrates into a ControlLogix chassis, utilizing compatible Removable Terminal Blocks (RTBs) such as the 1756-TBNH or 1756-TBSH, or a 1492 Interface Module cable for connection to an IFM.
The module's design emphasizes efficient installation and maintenance, ensuring optimal performance across various industrial applications. Additionally, its two assignable outputs offer fast response times, making it suitable for applications requiring rapid adjustments and control.
Technical Specifications
Specifications
|
Part # |
1756-CFM |
|
Manufacturer |
ALLEN BRADLEY |
|
Category |
PLCs/Machine Control |
|
Subcategory |
PLC Module/Rack |
|
Suitable for safety functions |
No |
|
Digital inputs configurable |
Yes |
|
Digital outputs configurable |
No |
|
Voltage type of supply voltage |
DC |
|
Type of electric connection |
Screw connection |
|
Total backplane power |
1.7 W |
|
Thermal dissipation |
20.4 BTU/h |
|
Current draw |
300 mA @ 5.1V, 16 mA @ 24V |
|
Module keying |
Electronic, software configurable |
|
Outputs |
2 current sourcing |
|
Power dissipation, max |
6 W @ 60 °C (140 °F) |
|
Inputs |
Two flowmeters (F) inputs used for all modes, Two gate inputs used in Totalizer mode for prover/store count, 4 (2 per channel) |
|
Isolation voltage |
250V (continuous), reinforced insulation type, I/O-to-backplane, 250V (continuous), basic insulation type, I/O group-to-group |
|
Wire category |
2 on signal ports, 1 on power ports |
|
Redundancy |
No |
|
Short-circuit protection, outputs available |
No |
|
High resolution, max |
100 kHz |
|
Frequency |
Resolution: 0.0005 Hz |
|
Slot width |
1 |
|
RTB keying |
User-defined mechanical |
|
Shock |
Operating: 30 G, Non operating: 50 G |
|
Vibration |
2 G @ 10...500 Hz |
|
Surrounding air temperature, max |
60 °C |
|
North American temperature code |
T4 |
|
Emissions |
IEC 61000-6-4 |
|
ESD immunity |
6 kV contact discharges, 8 kV air discharges |
|
Relative humidity |
5...95% noncondensing |
|
Conducted RF immunity |
10V rms with 1 kHz sine wave 80% AM from 150 kHz...80 MHz on shielded signal ports |
|
EFT/B immunity |
±4 kV at 5 kHz on unshielded output and power ports, ±4 kV at 5 kHz on shielded input ports |
|
Operating temperature |
0 to 60 °C |
|
Surge transient immunity |
±1 kV line-line (DM) and ±2 kV line-earth (CM) on unshielded output and power ports, ±2 kV line-earth (CM) on shielded input ports |
|
Radiated RF immunity |
10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz |
|
Nonoperating temperature |
-40 °C |
|
On-state voltage drop, max |
0.6 Ω x current |
|
Off-state leakage current, max |
<300 µA @ 31.2V DC |
|
Reverse polarity protection |
Outputs only |
|
Output switching time |
<50 μs turn on, <300 μs turn off, Outputs triggered by Total, all other “turn-on” and “turn-off” times <1 ms |
|
Output control |
Any number of outputs is assignable to any of two flowmeter channels each output can have 2 “turn-on” and “turn-off” preset values |
|
Output type |
IEC 1 A 24V DC |
|
Output voltage source |
Customer supplied |
|
Overload current |
Electronic (<4 A) |
|
Surge current |
2 A @ 50 ms, repeatable every 2s |
|
Output current per point |
1 @ 10...31.2V DC, 20 mA @ 4.5...5.5V DC |
|
Output reverse polarity protection |
Yes (if wired incorrectly, module outputs can be permanently disabled.) |
|
Output short circuit protection |
Electronic (no indication of fault. remove overload and toggle output on/off to restore.) |
|
Output voltage range, nom |
5V operation: 4.5...5.5V DC for 3...20 mA load per point, 12/24V operation: 10...31.2V DC for 40 mA...1 A load per point |
|
Input frequency, max |
100 kHz @ flowmeter inputs (overrange occurs at 100 kHz) |
|
Gate input on-state current, min |
4 mA |
|
Gate input on-state current, nom |
15 mA |
|
Input sampling period |
User selectable |
|
Count range, max |
2,147,483,647 |
|
Flowmeter input impedance |
5 kΩ ±30% resistive |
|
Mechanical filter debouncing (Z0 & Z1 Inputs) |
Software selectable |
|
Gate input voltage range |
5V operation: 4.5...5.5V DC, 12/24V operation: 10...26.4V DC |
|
Filtering (inputs F0 & F1) |
Firmware selectable: high-speed 100 kHz or low-pass filter for frequencies <70 Hz |
Information About 1756-CFM
The Allen-Bradley 1756-CFM ControlLogix Configurable Flowmeter (20-Pin) is engineered for high-speed flowmetering within industrial environments. This module features two inputs and two outputs, catering to various industrial applications requiring precise flow measurement and control.
Designed to seamlessly integrate with Logix controllers and external I/O devices, the 1756-CFM interfaces efficiently within industrial automation systems. Installed within a ControlLogix chassis, this module utilizes a Removable Terminal Block (RTB) system, including models such as 1756-TBNH, 1756-TBSH, or a 1492 Interface Module cable. These components facilitate the connection of all field-side wiring, ensuring a streamlined and organized installation process.
The 1756-CFM ControlLogix module is specifically engineered to meet the demanding requirements of industrial environments. Its robust construction and reliable performance make it suitable for a wide range of industrial applications where precise flow measurement and control are essential.
One of the key features of the 1756-CFM module is its two assignable outputs, which are optimized for applications that demand rapid response times. This allows for efficient and dynamic control of flow processes, enhancing overall system performance and productivity.
With its high-speed flowmetering capabilities, the Allen-Bradley 1756-CFM ControlLogix module provides accurate and real-time monitoring of flow rates, enabling precise control and optimization of industrial processes. This ensures consistent and reliable operation, even in demanding industrial environments.
Manufacturer information
Allen-Bradley, a brand of Rockwell Automation, specializes in manufacturing industrial automation equipment. The product range includes programmable logic controllers (PLCs), motion control systems, safety devices, motor control equipment, automation software, and HMI panels. Allen-Bradley products are known for their reliability and integration with other systems.
Description
The Allen-Bradley 1756-CFM ControlLogix Configurable Flowmeter is a module designed for high-speed flowmetering in industrial environments. With 2 inputs and 2 outputs (20-pin), it facilitates precise monitoring and control of flow-related processes.
Primarily, the 1756-CFM interfaces between a Logix controller and external I/O devices, enhancing the system's functionality and flexibility. It seamlessly integrates into a ControlLogix chassis, utilizing compatible Removable Terminal Blocks (RTBs) such as the 1756-TBNH or 1756-TBSH, or a 1492 Interface Module cable for connection to an IFM.
The module's design emphasizes efficient installation and maintenance, ensuring optimal performance across various industrial applications. Additionally, its two assignable outputs offer fast response times, making it suitable for applications requiring rapid adjustments and control.
Technical Specifications
Specifications
|
Part # |
1756-CFM |
|
Manufacturer |
ALLEN BRADLEY |
|
Category |
PLCs/Machine Control |
|
Subcategory |
PLC Module/Rack |
|
Suitable for safety functions |
No |
|
Digital inputs configurable |
Yes |
|
Digital outputs configurable |
No |
|
Voltage type of supply voltage |
DC |
|
Type of electric connection |
Screw connection |
|
Total backplane power |
1.7 W |
|
Thermal dissipation |
20.4 BTU/h |
|
Current draw |
300 mA @ 5.1V, 16 mA @ 24V |
|
Module keying |
Electronic, software configurable |
|
Outputs |
2 current sourcing |
|
Power dissipation, max |
6 W @ 60 °C (140 °F) |
|
Inputs |
Two flowmeters (F) inputs used for all modes, Two gate inputs used in Totalizer mode for prover/store count, 4 (2 per channel) |
|
Isolation voltage |
250V (continuous), reinforced insulation type, I/O-to-backplane, 250V (continuous), basic insulation type, I/O group-to-group |
|
Wire category |
2 on signal ports, 1 on power ports |
|
Redundancy |
No |
|
Short-circuit protection, outputs available |
No |
|
High resolution, max |
100 kHz |
|
Frequency |
Resolution: 0.0005 Hz |
|
Slot width |
1 |
|
RTB keying |
User-defined mechanical |
|
Shock |
Operating: 30 G, Non operating: 50 G |
|
Vibration |
2 G @ 10...500 Hz |
|
Surrounding air temperature, max |
60 °C |
|
North American temperature code |
T4 |
|
Emissions |
IEC 61000-6-4 |
|
ESD immunity |
6 kV contact discharges, 8 kV air discharges |
|
Relative humidity |
5...95% noncondensing |
|
Conducted RF immunity |
10V rms with 1 kHz sine wave 80% AM from 150 kHz...80 MHz on shielded signal ports |
|
EFT/B immunity |
±4 kV at 5 kHz on unshielded output and power ports, ±4 kV at 5 kHz on shielded input ports |
|
Operating temperature |
0 to 60 °C |
|
Surge transient immunity |
±1 kV line-line (DM) and ±2 kV line-earth (CM) on unshielded output and power ports, ±2 kV line-earth (CM) on shielded input ports |
|
Radiated RF immunity |
10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz |
|
Nonoperating temperature |
-40 °C |
|
On-state voltage drop, max |
0.6 Ω x current |
|
Off-state leakage current, max |
<300 µA @ 31.2V DC |
|
Reverse polarity protection |
Outputs only |
|
Output switching time |
<50 μs turn on, <300 μs turn off, Outputs triggered by Total, all other “turn-on” and “turn-off” times <1 ms |
|
Output control |
Any number of outputs is assignable to any of two flowmeter channels each output can have 2 “turn-on” and “turn-off” preset values |
|
Output type |
IEC 1 A 24V DC |
|
Output voltage source |
Customer supplied |
|
Overload current |
Electronic (<4 A) |
|
Surge current |
2 A @ 50 ms, repeatable every 2s |
|
Output current per point |
1 @ 10...31.2V DC, 20 mA @ 4.5...5.5V DC |
|
Output reverse polarity protection |
Yes (if wired incorrectly, module outputs can be permanently disabled.) |
|
Output short circuit protection |
Electronic (no indication of fault. remove overload and toggle output on/off to restore.) |
|
Output voltage range, nom |
5V operation: 4.5...5.5V DC for 3...20 mA load per point, 12/24V operation: 10...31.2V DC for 40 mA...1 A load per point |
|
Input frequency, max |
100 kHz @ flowmeter inputs (overrange occurs at 100 kHz) |
|
Gate input on-state current, min |
4 mA |
|
Gate input on-state current, nom |
15 mA |
|
Input sampling period |
User selectable |
|
Count range, max |
2,147,483,647 |
|
Flowmeter input impedance |
5 kΩ ±30% resistive |
|
Mechanical filter debouncing (Z0 & Z1 Inputs) |
Software selectable |
|
Gate input voltage range |
5V operation: 4.5...5.5V DC, 12/24V operation: 10...26.4V DC |
|
Filtering (inputs F0 & F1) |
Firmware selectable: high-speed 100 kHz or low-pass filter for frequencies <70 Hz |
Information About 1756-CFM
The Allen-Bradley 1756-CFM ControlLogix Configurable Flowmeter (20-Pin) is engineered for high-speed flowmetering within industrial environments. This module features two inputs and two outputs, catering to various industrial applications requiring precise flow measurement and control.
Designed to seamlessly integrate with Logix controllers and external I/O devices, the 1756-CFM interfaces efficiently within industrial automation systems. Installed within a ControlLogix chassis, this module utilizes a Removable Terminal Block (RTB) system, including models such as 1756-TBNH, 1756-TBSH, or a 1492 Interface Module cable. These components facilitate the connection of all field-side wiring, ensuring a streamlined and organized installation process.
The 1756-CFM ControlLogix module is specifically engineered to meet the demanding requirements of industrial environments. Its robust construction and reliable performance make it suitable for a wide range of industrial applications where precise flow measurement and control are essential.
One of the key features of the 1756-CFM module is its two assignable outputs, which are optimized for applications that demand rapid response times. This allows for efficient and dynamic control of flow processes, enhancing overall system performance and productivity.
With its high-speed flowmetering capabilities, the Allen-Bradley 1756-CFM ControlLogix module provides accurate and real-time monitoring of flow rates, enabling precise control and optimization of industrial processes. This ensures consistent and reliable operation, even in demanding industrial environments.
Manufacturer information
Allen-Bradley, a brand of Rockwell Automation, specializes in manufacturing industrial automation equipment. The product range includes programmable logic controllers (PLCs), motion control systems, safety devices, motor control equipment, automation software, and HMI panels. Allen-Bradley products are known for their reliability and integration with other systems.