Owner's manual

Toc-1
IM 11T3E1-01E
<CONTENTS>
Model GD402
Gas Density Meter
CONTENTS
IM 11T3E1-01E 7th Edition
Introduction ..............................................................................................................i
u After-sales Warranty ...................................................................................................... iv
1. SPECIFICATIONS ..................................................................................... 1-1
1.1 Specications ....................................................................................................1-1
1.1.1 General Specications ....................................................................... 1-1
1.1.2 GD40G, T, V, R Detector ....................................................................1-5
1.1.3 GD402G, T, V, R Converter................................................................1-5
1.2 Model and Sufx Codes ................................................................................... 1-7
1.2.1 Gas Density Converter ...................................................................... 1-7
1.2.2 Gas Density Detector .........................................................................1-7
1.2.3 Hardware for Connection with External Cables
(For Explosion-proof use) ..................................................................1-8
1.2.4 Two-core, Double-Shielded Cable ..................................................... 1-8
1.2.5 Brain Terminal (Optional) ................................................................... 1-9
1.2.6 Pressure transmitter (Optional)..........................................................1-9
1.3 External Views and Dimension ......................................................................1-10
1.3.1 GD402G Converter (General purpose) ...........................................1-10
1.3.2 Pipe- and Wall-Mounting Hardware (Optional) ................................ 1-11
1.3.3. GD402T, V, R Converter (Explosion-proof) ..................................... 1-12
1.3.4 GD40 Detector ................................................................................. 1-13
1.3.5 Detector Unit (Intrinsically Safe, Explosion-proof) ...........................1-14
1.3.6 Surge protector: K9215LP ...............................................................1-14
2. INSTALLATION, WIRING AND PIPING .................................................... 2-1
2.1 Installing the Detector ...................................................................................... 2-1
2.1.1 Selecting the Location ........................................................................2-1
2.1.2 GD40T (FM Explosion-proof and Intrinsically Safe Approval) ........... 2-2
2.1.3 GD40V (CSA Explosion-proof and Intrinsically Safe Approval) ........ 2-3
2.1.4 Mounting the Detector........................................................................2-4
2.2 Installing the Converter ....................................................................................2-5
2.2.1 Selecting the Location ........................................................................2-5
2.2.2 GD402T (FM Explosion-proof Approval) ...........................................2-6
2.2.3 GD402V (CSA Explosion-proof Approval) ......................................... 2-7
2.2.4 Mounting the Converter .....................................................................2-8