Additional Information; Hydran 201Ci-1 One-Channel Controller; Features - GE Hydran 201 i Instruction Manual

3.1.4

Additional Information

To obtain more information on the Hydran 201Ci-C, please consult the following parts of
this manual:
• Before the installation: See Chapter 5.
• Installation: See Chapter 7.
• Communications and networking: See Chapter 9.
• Operation: See Chapter 11.
• Troubleshooting: See Chapter 12.
• Maintenance: See Chapter 13.
• Technical specifications: See Section A.2 on page A-4.
• Mechanical drawing: See Section B.2 on page B-5.
• Functional block diagram: See Section C.2 on page C-2.
• Terminal blocks and connectors: See Section D.2 on page D-5.
3.2

HYDRAN 201CI-1 ONE-CHANNEL CONTROLLER

Figure 3-4 on page 3-8 shows a Hydran 201R Model i. It consists of two components:
• The Hydran 201Ci-1 One-Channel Controller, which is described in detail in Section 3.2
on page 3-7
• The Hydran 201Ti Intelligent Transmitter, already described in Chapter 2
3.2.1

Features

The Hydran 201Ci-1 is designed to supervise one Hydran 201Ti and be used as an interface
between this H201Ti and a host computer.
The H201Ci-1 features:
• A numerical display that indicates the dissolved gases-in-oil level in parts per million
(ppm), measured by the connected H201Ti.
• Two gas alarm contacts (High and High-High).
• One fail alarm contact.
• Two illuminated push-buttons (alarm indicators) mounted on the door.
• One isolated, analog 4–20 mA output.
• A digital/analog circuit that controls all communications and also the display, analog
outputs and alarm functions.
Part 17997
Hydran 201Ci-1 One-Channel Controller
Rev. 6, March 2011 3-7