


Product Description
Product Details
- Manufacturer: Allen-Bradley
- Model/Part Number: 1769-HSC
- Model Type: CompactLogix High-Speed Counter Module
Key Features
Attribute | Description |
---|---|
Module Type | High-Speed Counter Module |
Inputs | 2 quadrature (ABZ) differential inputs |
Input Voltage Range | 2.6V to 30V DC |
Input Frequency | Max 1 MHz |
Outputs | 16 total (4 physical, 12 virtual) |
Output Voltage Range | 5V to 30V DC |
Reverse Polarity Protection | 30V DC |
Input Specifications
Attribute | Description |
---|---|
No. of Inputs | 2 quadrature differential inputs |
Input Voltage Range | 2.6V to 30V DC |
On-State Voltage (Min) | 2.6V DC |
On-State Voltage (Max) | 30V DC |
Input Frequency (Max) | 1 MHz |
On-State Current (Min) | 6.8 mA |
Off-State Voltage (Max) | 1.0V DC |
Off-State Leakage Current (Max) | 1.5 mA |
Input Impedance (Nominal) | 1950Ω |
Pulse Width (Min) | 250 ns |
Input Current (Max) | 15 mA |
Output Specifications
Attribute | Description |
---|---|
No. of Outputs | 16 total (4 physical, 12 virtual) |
Output Voltage Range | 5V to 30V DC |
On-State Voltage Drop (Max) | 0.5V DC |
On-State Current (Max) | 1A per output point, 4A per module |
Off-State Leakage Current (Max) | 5 µA |
Turn-on Time (Max) | 400 µs |
Turn-off Time (Max) | 200 µs |
Reverse Polarity Protection | 30V DC |
Technical Specifications
Attribute | Description |
---|---|
Dimensions (H x W x D) | 118 x 35 x 87 mm (4.65 x 1.38 x 3.43 in.) |
Height with Mounting Tabs | 138 mm (5.43 in.) |
Shipping Weight | Approx. 309 g (0.681 lb) |
Bus Current Draw (Max) | 425 mA at 5V DC, 0 mA at 24V DC |
Heat Dissipation | 6.21 W |
Isolation Voltage | 75V DC continuous, tested at 1200V AC for 2 seconds |
Power Supply Distance Rating | Module cannot be more than 4 modules away from system power supply |
Enclosure Type Rating | None (open-style) |
Operating Temperature Code | T3C North American temperature code |
Wiring & Mounting
Attribute | Description |
---|---|
Recommended Cable | Individually shielded, twisted-pair (or as recommended by the encoder/sensor manufacturer) |
Wire Size | 0.32… 2.1 mm² (22…14 AWG) solid copper wire, 0.32…1.3 mm² (22…16 AWG) stranded copper wire |
Wiring Category | 2 (on signal ports) |
Mounting Options | DIN rail or panel mount |