Hardware reference guide

CPU Modules
35013379 11/2011 153
*This information can be a mix of Discrete or Register I/Os. For each word of register
I/O configured, one word of I/O words must be subtracted from the total available.
The same holds true for each block of 8 bits or 16 bits of Discrete I/O configured –
one word of Register I/O must be subtracted from the total available.
**Requires the use of two 140NOM21x00 Option Modules.
Battery Load Current at Power-off
Typical 7 μA
Maximum 210 μA
Communication
Modbus (RS-232) 2 serial port (9-pin D-shell)
Modbus Plus (RS-485) 1 network port (9-pin D-shell)
General
Diagnostics Power Up Runtime
RAM RAM
RAM Address RAM Address
Executive Checksum Executive Checksum
User Logic Check User Logic Check
Processor
Bus Current Required 1250 mA
Power Dissipation 9W
TOD Clock +/- 8.0 seconds/day 0 ... 60° C
Operating Temperature 0 ... 60° C
Specifications