Emerson MultiFlex RTU Manuals

Emerson MultiFlex RTU Manuals

Manuals and User Guides for Emerson MultiFlex RTU. We have 1 Emerson MultiFlex RTU manual available for free PDF download: Installation And Operation Manual

Emerson MultiFlex RTU Installation And Operation Manual

Emerson MultiFlex RTU Installation And Operation Manual (36 pages)

Rooftop Controller

Brand: Emerson | Category: Controller | Size: 11.98 MB

Table of Contents

Table of Contents
5
Overview of the Multiflex Rtu
7
Differences between the Multiflex RTU and ARTC
7
The Rtu's I/O Points
7
Independent System Control
7
Mounting and Powering
8
Snap-Track Installation
8
The Plug-In Output Board
9
Powering the Multiflex RTU Board
9
Choosing Transformer Sizes
10
Multiflex RTU Power Wiring
10
New-Style Multiflex RTU Boards (with Isolated Power Supply)
10
Old-Style Multiflex RTU Boards no Isolated Power Supply)
11
Wire Types and Maximum Distances
12
The Multiflex RTU Battery and Battery Enable Jumper
13
The I/O Network
14
Wiring Types
14
Daisy Chains
14
Network ID Numbers
14
Numbering the Multiflex RTU
15
Setting the Baud Rate
15
Setting the Terminating Resistance Jumpers
15
Rtu Input and Output Setup
16
The Inputs
16
Multiflex RTU Fixed Input Locations
16
Auxiliary Input Types
16
Wiring Sensors to the Multiflex RTU
17
Wiring
17
Sensor Wiring Types
17
Input Type Dip Switches
18
Input Connection When Replacing ARTC with RTU
18
On-Board Power Connection
18
Current Ratings for On-Board Power Sources
19
Powering Sensors Requiring 24VAC off the Power Transformer
19
The Outputs
19
Multiflex RTU Fixed Outputs
19
Multiflex RTU Auxiliary Output Types
20
Wiring Outputs to Points
20
Output Fail-Safe Dip Switches
21
Relay Output Ratings and Fuse Protection
21
Analog Outputs
22
Wiring the RTU Analog Output Points
22
Board Status Leds
23
Status Led
23
Tx and Rx Leds
23
The Codea Led
23
The Codeb Led
24
Relay Output Leds
24
Software Overview
25
Introduction to Zone Control
25
Temperature Control
25
Setpoints
25
Setpoint Deadbands
25
Stage on and off Delays
25
Summer/Winter and Occupied/Unoccupied Setpoints
25
Fan Control
26
Dehumidification and Humidification Control
26
Dehumidification Control
26
Humidification Control
26
Economization
26
Analog Economizers
27
Curtailment
27
Reversing Valve Control
27
Stand-Alone Operation
27
Sensor Failures
28
The Multiflex Rtu Hand-Held Interface
29
RTU Hand-Held Terminal Status Screens
29
Rtu Main Menu
30
Status Menu
30
Control Menu
31

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