Instruction Manual

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