1.0 Introduction

 

1.1 Applications

 

This Card is designed to be a Nitriding Sample Cell for Super Systems.

The unit is calibrated for either

 

(1) 0 to 100% Hydrogen in a background of Methane and Carbon monoxide.

(2) 0 to 75% Hydrogen in dissociated Ammonia (calibrated on 100% H2)

 

1.2 System Description

 

The system comprises an electronic unit Consisting of two PCBs mechanically connected via pillars. The lower card provides power and process control options The secondary card with the Nitriding Sample Cell mounted on it offers the signal conditioning and communications port.

 

1.3 System Highlights

 

The Unit is provided:

• PCB mounted Nitriding Sample cell

• RS232/485 Communications

 

Voltage free contacts (optional)

a. High alarm 1:-option

b. High alarm 2:- option

Isolated analog output (0…5V) Optional

24V power supply.

 

1.4 Unpacking and Visual checking

 

Take all normal precautions when opening the packages. In particular, avoid the use of long bladed cutters. Check that all pipe connections have compression nuts and olives intact. Search packing if any are missing. Check for any sign of damage. Carefully remove any internal packing material.