The ABB DO810, also cataloged as the DO810 Digital Output Module, operates as a dedicated hardware component for binary switching and discrete command distribution within S800 I/O automation platforms. This 16-channel current-sourcing assembly, under article number 3BSE008510R1, routes 24 VDC control signals directly from the process controller backplane to field-side inductive, capacitive, or resistive industrial loads.
Hardware Specifications
Parameter
Specification
Model
DO810
Brand
ABB
Origin
Factory Standard European Site
Weight
0.18 kg (0.4 lbs.)
Dimensions (W x H x D)
45 mm x 119 mm x 102 mm (111 mm depth including connector)
Operating Temp
Factory standard industrial ambient window
Power Dissipation
Typ. 2.1 W
Power Consumption
80 mA (+5 V Modulebus internal draw)
Channel Density
16 channels
Signal Specification
24 VDC (12 to 32 VDC operational limits)
Output Current Rating
0.5 A per channel
Signal Type
Current sourcing, current limiting
Channel Isolation
Groupwise isolated from mechanical ground planes
Output Internal Resistance
< 0.4 Ohm
Maximum Field Cable Length
600 meters (656 yards)
Rated Insulation Voltage
50 V
Dielectric Test Voltage
500 VAC
Mechanics / Form Factor
S800 Series
Industrial Control and Drives Dedicated I/O Density Scaling
The DO810 manages a 16-point discrete output matrix and localized transistor switching grids directly over the system's distribution backplane. To command all 16 current-sourcing channels simultaneously without software loop execution lag or processing timeouts, the module's internal semiconductor logic optimizes backplane bus communication velocity across the S800 Modulebus line. This synchronized transaction handling stabilizes switching execution during high-density multi-point updates, directly supporting deterministic loop timing rules and expanding physical I/O density scaling options within high-density marshalling cabinets. Because the underlying hardware registers handle high-density binary mapping, the output module maintains absolute firmware flash compatibility with upstream engineering masters, ensuring that channel masks, safe-state definition blocks, and fallback variables download over the bus lines without causing signal transit noise or communication timeouts.
