Hydran 201Ci-1 One-Channel Controller - GE Hydran 201 i Instruction Manual

Chapter 1 • Introduction
Figure 1-2 - Hydran 201Ci-C Communications Controller
The H201Ci-C is built into the same heated Type NEMA 4X instrument cabinet as the
H201Ci-1 (Section 1.2.3 on page 1-4), but without a display nor alarms; it contains a single
electronic digital circuit board that handles communications chores. Two terminal block
stripes are provided for easy connection to ac power. Connectors are used for communica-
tions: RS-232 or USB to a computer or an optional modem; isolated supervisory link to
H201Ti Intelligent Transmitters (four connectors); and RS-485 to other H201Ci
Controllers.
The H201Ci-C is described in detail in Section 3.1 on page 3-1.
1.2.3

Hydran 201Ci-1 One-Channel Controller

The Hydran 201Ci-1 (Figure 1-3 on page 1-5) is a full one-channel controller. When used
with the Hydran 201Ti Intelligent Transmitter, the combination is called a
Hydran 201R Model i (see the picture on the front cover of this manual). It uses a heated
Type NEMA 4X instrument cabinet and contains a single electronic circuit board. The
digital/analog board handles communications chores and provides display, alarm and
analog output functions.
1-4 Rev. 6, March 2011 Part 17997