ABB S800 Product Manual page 47

Section 2 Product Description
3BSE015969-600 A
Table 6. S800 Digital Modules (Continued)
Module
Type
Digital Output 24 V d.c. 0.5 A protected, 
DO840
2*8 channels 
Rated insulation voltage 50 V.
Advanced on-board diagnostics.
For single and redundant applications.
(5)
DO880 High Integrity Digital Output 24 V d.c. 1*16 channels
For single and redundant applications.
Digital Output 11 V 40 mA, I.S. interface, 
DO890
4*1 channels
Galvanic isolation between channels
Rated insulation voltage 50 V
DP820 Pulse Counter 2 channels
Pulse count and frequency measurement 1.5 MHz
2* inputs and 1* outputs for gated counting, counter
synchronization and open loop positioning
Rated insulation voltage 50 V.
DP840 Pulse Counter 8 channels
Pulse count or frequency measurement 20 kHz.
Interface for NAMUR, 12 V and 24 V.
The input can be read as digital input signals.
For single and redundant applications.
Rated insulation voltage 50 V.
(1) Type L = S800L I/O
(2) 1*16, equals 1 groups of 16 channels
(3) 2*8, equals 2 groups of 8 channels
(4) 2*16, equals 2 groups of 16 channels
(5) Only to be used with AC 800M controller PM865 on ModuleBus.
(6) If single Compact MTUs (TU810, TU812 or TU814) are used, refer to the
Technical Description 3BSE050455.
(7) If the outgoing sensor supplies are not used to feed the sensor in the field, refer
to the Technical Description 3BSE050455.
(8) TU812 is not recommended due to the maximum rated current.
Description
I/O Modules
47