DDS EX
Explosion-Proof Transmitter and Controller Instruction Manual
3
Table of Contents
Table of Contents ----------------------------------------- 3
Table of Figures ------------------------------------------- 4
Introduction ------------------------------------------------- 5
Ordering Information ------------------------------------ 6
Specifications ---------------------------------------------- 7
Operating Modes ---------------------------------------------- 7
Master & Snooper Settings --------------------------------- 7
PV Settings ------------------------------------------------------ 7
Display Settings ------------------------------------------------ 7
Math Functions ------------------------------------------------- 8
Serial Communications -------------------------------------- 8
General ------------------------------------------------------------ 8
Relays ------------------------------------------------------------- 9
Isolated 4-20 mA Transmitter Output ------------------- 9
Digital Inputs & Outputs ------------------------------------- 9
Dual Process Input ------------------------------------------ 10
MeterView Pro ------------------------------------------------ 10
Product Ratings and Approvals; ----------------------- 11
Compliance Information ------------------------------ 12
Safety ------------------------------------------------------------ 12
Electromagnetic Compatibility -------------------------- 12
Safety Information -------------------------------------- 13
Installation ------------------------------------------------ 13
Unpacking ------------------------------------------------------ 13
Pre-Installed Conduit/Stopping Plug ------------------ 14
Mounting ------------------------------------------------------- 14
Cover Jam Screw -------------------------------------------- 14
Transmitter Supply Voltage Selection (P+, P-) ---- 14
Connections --------------------------------------------------- 15
Required & Factory Wired Connection --------------- 15
Connectors Labeling -------------------------------------- 16
Power Connections --------------------------------------- 16
Serial Communications Connections ----------------- 17
Serial Adapters --------------------------- 19
F4 Digital Input Connections ---------------------------- 19
Relay Connections ---------------------------------------- 19
Switching Inductive Loads ------------------------------- 20
4-20 mA Output Connections --------------------------- 20
Analog Output Transmitter Power Supply ----------- 20
Interlock Relay Feature ---------------------------------- 21
Analog Input Signal Connections ---------------------- 21
Digital I/O Connections ----------------------------------- 23
External Switch Contacts -------------------------------- 23
Setup and Programming------------------------------ 24
Overview -------------------------------------------------------- 24
Buttons ---------------------------------------- 24
Front Panel Buttons and Status LED Indicators -- 25
ScanView Software ----------------------------------------- 26
ScanView Installation ------------------------------------- 26
Display Functions & Messages ------------------------- 27
Menu Navigation Tip ---------------------------------------- 30
Setting Numeric Values ----------------------------------- 30
Main Menu ----------------------------------------------------- 30
Scanner Mode Selection ---------------------------------- 32
) --------------------------------- 32
How to Enable Process Variables (PVs) ------------- 32
) ----------------------------------- 33
) ----------------------------------- 34
How to Select 5 or 6-Digit Registers ------------------ 35
) -------------------------------------- 35
) ------------------------- 36
Setting Up the Process Variables (PVs) (
----------------------------------------------------------------- 37
Setting the Display Decimal Point (
Setting the Float Decimal Point (
Scaling the PV Display Values (
Scale Menu ------------------------------------------------- 38
) ------------------------------- 39
Application Example 1 ----------------------------------- 42
Application Example 2 ---------
Error! Bookmark not
defined.
Relay Action for Communications Break (
Relay Action for Loss of 4-20 mA Input (Loop Break)
----------------------------------------------------------------- 47
Relay and Alarm Operation Diagrams ---------------- 47
High Alarm Operation (Set > Reset) ------------------ 47
Low Alarm Operation (Set < Reset) ------------------ 47
High Alarm with Fail-Safe Operation (Set > Reset)
----------------------------------------------------------------- 48
Low Alarm with Fail-Safe Operation (Set < Reset) 48
Pump Alternation Control Operation ------------------ 48
Relay Sampling Operation ------------------------------ 49
Relay Operation After Communications Break ---- 49
Signal Loss or Loop Break Relay Operation ------- 50
Time Delay Operation ------------------------------------ 50
Relay Operation Details ----------------------------------- 51
Overview ----------------------------------------------------- 51
Relays Auto Initialization -------------------------------- 51
) -------------------------- 51
Front Panel LEDs ----------------------------------------- 51
Latching and Non-Latching Relay Operation ------- 52
) ----------------------------- 52
) ------------------------- 52
) ---------------------------------- 52
) --------------------------------- 52
Acknowledging Relays ----------------------------------- 53
Pump Alternation Control Applications (
Setting Up the Interlock Relay (Force On) Feature 54
Scaling the 4-20 mA Analog Output (
Protecting or Locking the Scanner -------------------- 56
Making Changes to a Password Protected Scanner
----------------------------------------------------------------- 56
Disabling Password Protection ------------------------ 56