Watlow PPC-2000 - Manual (Page 71)

PPC-2000 User’s Guide Chapter 2: Hardware Installation
Doc.# 30002-00 Rev 2.3 Watlow Anafaze 47
Figure 2.30 An Input Key
AITB Connections
The AITB accommodates wiring thermocouples, RTDs, and
voltage/current linear inputs for all analog input modules.
Table 2.12 describes each analog module and Table 2.13 on
page 48 correlates the AITB labels with the sensor wire
connections for the various modules.
When connecting sensor wires, tighten to 0.5 – 0.6 Nm, or 4.5 –
5.4 inch-pound.
Table 2.12 Numbers and Types of Inputs by
Module Type
Module
Number
of
Inputs
Differential or
Single-ended
Note
PPC-2021 16 Differential
PPC-2022 32 Single-ended
PPC-2024 8 Differential High Isolation
PPC-2025 16 Differential High Isolation
P1
Indicates
component
side
Color indicates
key type