
Table of contents
Introduction...........................................................................................................................................x
Organization & style..................................................................................................................................x
Getting help ..............................................................................................................................................x
Before you call............................................................................................................................x
Key symbols .............................................................................................................................................x
Safety practices and precautions.............................................................................................................xi
Safety guidelines...................................................................................................................... xii
Safety first ................................................................................................................................ xii
Equipment markings.................................................................................................................xiii
Grounding the product..............................................................................................................xiii
Operating voltage.....................................................................................................................xiii
Danger from loss of ground......................................................................................................xiii
Safe equipment....................................................................................................................... xiv
Fuse replacement.................................................................................................................... xiv
Compliance............................................................................................................................................ xiv
EU Directive 2012/19/EU - Waste Electrical and Electronic Equipment (WEEE).................... xiv
1System description .............................................................................................................1–1
1.1 Overview ................................................................................................................................1–1
1.1.1 Capabilities...............................................................................................................1–2
1.1.2 Functionality.............................................................................................................1–2
1.1.3 Flow computer calculations......................................................................................1–3
1.1.4 Log period records...................................................................................................1–4
Display function........................................................................................................1–5
1.1.6 Display annunciators................................................................................................1–5
1.2 Computer hardware................................................................................................................1–7
1.2.1 Enclosure.................................................................................................................1–8
1.2.2 G4 EX main processor board.................................................................................1–10
1.2.3 G4 EX termination board........................................................................................1–12
1.2.4 Explosion proof multivariable transducer (EXIMV).................................................1–17
1.2.5 Display assembly...................................................................................................1–19
1.2.6 Resistive temperature detector (RTD)....................................................................1–19
1.2.7 6270 Optional Equipment Unit (OEU)....................................................................1–20
1.2.8 Solar panel.............................................................................................................1–21
1.2.9 Lithium battery........................................................................................................1–22
1.3 G4 EX application licensing..................................................................................................1–22
1.3.1 Credit Key (USB)....................................................................................................1–24
1.4 Laptop computer running PCCU32 ......................................................................................1–24
1.5 Local G4 EX connectors.......................................................................................................1–25
1.5.1 RS-232 serial PCCU cable (round military cable) ..................................................1–25
1.5.2 PCCU32 USB connection ......................................................................................1–25
1.5.3 Bluetooth connectivity ............................................................................................1–26
1.5.4 Network connectivity (dynamic IP with router)........................................................1–26
2Installation............................................................................................................................2–1
2.1 Unpacking and inspection ......................................................................................................2–1
2.1.1 Unpacking................................................................................................................2–1
2.1.2 Inspection.................................................................................................................2–1
2.1.3 Damaged components.............................................................................................2–1
2.2 2” Pole mount installation .......................................................................................................2–1
2.2.1 Type A......................................................................................................................2–2
2.2.2 Type B......................................................................................................................2–3
2.2.3 Type C .....................................................................................................................2–4
2.2.4 Manifold input lines ..................................................................................................2–6