Watlow PPC-2000 - Manual (Page 263)

PPC-2000 User’s Guide Chapter 7: Specifications
Doc.# 30002-00 Rev 2.3 Watlow Anafaze 235
Table 7.12 Digital Output Specifications
** The PPC-2010 has 48 built-in digital I/O points. 24 points
are outputs only. 22 of the outputs are user configurable for PID
control, alarms or logic outputs. The other 2 outputs are
dedicated to system status and global alarm. The remaining 24
I/O points are individual configurable as either inputs or
outputs.
Table 7.13 Serial Interface
Number 48**
Configuration
1 global alarm
1 system status (CPU watchdog timer)
22 control outputs
24 configurable as inputs or control outputs
Max. Voltage 24Vdc
Max. Current 100mA sink to power common continuous
Off State Leakage Cur-
rent, Outputs 1 to 24
100µA
Off State Leakage Cur-
rent, Outputs 25-48
5µA
On State Maximum
Voltage
≤ 0.7Vdc (output to common)
Number of Ports 2
Type RS-232 3-wire or RS-485 5-wire
Modular Jacks
RS-232: 4 position, 4 conductor (phone handset)
RS-485: RJ12 6 position, 6 conductor
Isolation 40Vdc working, ± 200Vdc peak
Baud Rate 19200 default, configurable 9600 or 19200
Error Check CRC
# of Controllers 1 with RS-232; 32 with RS-485
Protocol Modbus RTU