Dwyer Instruments DHII Digihelic II Series Installation And Operating Instructions Manual Download Page 6

5

SP/AL

S

SP

SP/

SP/A

SP/AL

   

 

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MENU

M

ME

MEN

MENU

   

 

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E

E

   

 

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RST

R

RS

RST

   

 

RST

P

RST

PA

RST

PAG

RST

PAGE

RST

PAGE 

RST

PAGE 1

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PAGE 1 

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PAGE 1 O

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PAGE 1 OF

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HOME POSITION FUNCTION

Sequences  the display 

through SET POINT and

ALARM settings

Allows access to the menus

Displays full scale range of

unit

Clears or resets an Alarm

(alarm set for manual reset)

MAIN MENU FUNCTION

Return to home position

Return to home position

Sequences through

menus

Sequences through

menus

Enter into SUB MENU

SUB MENU FUNCTION

Return to home position

Return to previous

menu

Increments a value

Decrements a value

Changes a value or 

setting. Press ENTER

and display will blink.

Adjust with UP or

DOWN arrows. Press

ENTER to store. Display

will stop blinking.

Peak/Valley SUB 

MENU resets display

to present value.

SP/AL

MENU

UP 

ARROW

ENTER

RESET

KEY FUNCTIONS

SP1

S

SP

SP1

SP2

SP1

S

SP1

SP

SP1

SP2

ALHI

SP1

SP2

A

SP1

SP2

AL

SP1

SP2

ALH

SP1

SP2

ALHI

ALLO

SP1

SP2

ALHI

A

SP1

SP2

ALHI

AL

SP1

SP2

ALHI

ALL

SP1

SP2

ALHI

ALLO

SCFM

S

SC

SCF

SCFM

99.99

SCFM

9

SCFM

99

SCFM

99.

SCFM

99.9

SCFM

99.99

X1K

SP/AL

S

SP

SP/

SP/A

SP/AL

RST

SP/AL

R

SP/AL

RS

SP/AL

RST

MENU

SP/AL

RST

M

SP/AL

RST

ME

SP/AL

RST

MEN

SP/AL

RST

MENU

E

SP/AL

RST

MENU

E

MULTIPLIER

M

MU

MUL

MULT

MULTI

MULTIP

MULTIPL

MULTIPLI

MULTIPLIE

MULTIPLIER

DESCRIPTOR

MULTIPLIER

D

MULTIPLIER

DE

MULTIPLIER

DES

MULTIPLIER

DESC

MULTIPLIER

DESCR

MULTIPLIER

DESCRI

MULTIPLIER

DESCRIP

MULTIPLIER

DESCRIPT

MULTIPLIER

DESCRIPTO

MULTIPLIER

DESCRIPTOR

VISIBLE

MULTIPLIER

DESCRIPTOR

V

MULTIPLIER

DESCRIPTOR

VI

MULTIPLIER

DESCRIPTOR

VIS

MULTIPLIER

DESCRIPTOR

VISI

MULTIPLIER

DESCRIPTOR

VISIB

MULTIPLIER

DESCRIPTOR

VISIBL

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH

MULTIPLIER

DESCRIPTOR

VISIBLE

W

MULTIPLIER

DESCRIPTOR

VISIBLE

WI

MULTIPLIER

DESCRIPTOR

VISIBLE

WIT

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH S

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SO

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOM

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME V

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VE

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VEL

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELO

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOC

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCI

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCIT

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

A

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AN

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND F

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FL

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLO

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW R

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RA

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RAN

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANG

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGE

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRONT

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

F

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FR

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRO

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRON

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRONT PANEL

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRONT P

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRONT PA

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRONT PAN

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRONT PANE

MULTIPLIER

DESCRIPTOR

VISIBLE

WITH SOME VELOCITY

AND FLOW RANGES

FRONT PANEL

UNITS

U

UN

UNI

UNIT

UNITS

PROCESS

P

PR

PRO

PROC

PROCE

PROCES

PROCESS
VALUE

PROCESS
V

PROCESS
VA

PROCESS
VAL

PROCESS
VALU

PROCESS
VALUE

HIGH

H

HI

HIG

HIGH ALARM

HIGH A

HIGH AL

HIGH ALA

HIGH ALAR

HIGH ALARM
DESCRIPTOR

HIGH ALARM
D

HIGH ALARM
DE

HIGH ALARM
DES

HIGH ALARM
DESC

HIGH ALARM
DESCR

HIGH ALARM
DESCRI

HIGH ALARM
DESCRIP

HIGH ALARM
DESCRIPT

HIGH ALARM
DESCRIPTO

HIGH ALARM
DESCRIPTOR

LOW

HIGH ALARM
DESCRIPTOR

L

HIGH ALARM
DESCRIPTOR

LO

HIGH ALARM
DESCRIPTOR

LOW ALARM

HIGH ALARM
DESCRIPTOR

LOW A

HIGH ALARM
DESCRIPTOR

LOW AL

HIGH ALARM
DESCRIPTOR

LOW ALA

HIGH ALARM
DESCRIPTOR

LOW ALAR

HIGH ALARM
DESCRIPTOR

LOW ALARM
DESCRIPTOR

HIGH ALARM
DESCRIPTOR

LOW ALARM
D

HIGH ALARM
DESCRIPTOR

LOW ALARM
DE

HIGH ALARM
DESCRIPTOR

LOW ALARM
DES

HIGH ALARM
DESCRIPTOR

LOW ALARM
DESC

HIGH ALARM
DESCRIPTOR

LOW ALARM
DESCR

HIGH ALARM
DESCRIPTOR

LOW ALARM
DESCRI

HIGH ALARM
DESCRIPTOR

LOW ALARM
DESCRIP

HIGH ALARM
DESCRIPTOR

LOW ALARM
DESCRIPT

HIGH ALARM
DESCRIPTOR

LOW ALARM
DESCRIPTO

HIGH ALARM
DESCRIPTOR

LOW ALARM
DESCRIPTOR

SP1

S

SP

SP1
DESCRIPTOR

SP1
D

SP1
DE

SP1
DES

SP1
DESC

SP1
DESCR

SP1
DESCRI

SP1
DESCRIP

SP1
DESCRIPT

SP1
DESCRIPTO

SP1
DESCRIPTOR

SP2

SP1
DESCRIPTOR

S

SP1
DESCRIPTOR

SP

SP1
DESCRIPTOR

SP2
DESCRIPTOR

SP1
DESCRIPTOR

SP2
D

SP1
DESCRIPTOR

SP2
DE

SP1
DESCRIPTOR

SP2
DES

SP1
DESCRIPTOR

SP2
DESC

SP1
DESCRIPTOR

SP2
DESCR

SP1
DESCRIPTOR

SP2
DESCRI

SP1
DESCRIPTOR

SP2
DESCRIP

SP1
DESCRIPTOR

SP2
DESCRIPT

SP1
DESCRIPTOR

SP2
DESCRIPTO

SP1
DESCRIPTOR

SP2
DESCRIPTOR

   

 

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DOWN

ARROW

www.

GlobalTestSupply

.com

Find Quality Products Online at:

[email protected]

Summary of Contents for DHII Digihelic II Series

Page 1: ...etin B 31 Series DHII Digihelic II Differential Pressure Controller Specifications Installation and Operating Instructions www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 2: ...TING HOLE PATTERN 1 5 16 33 3 17 64 83 4 1 8 105 WIRING TERMINAL ACCESS 4 23 32 120 3 7 16 87 12 1 45 64 43 18 1 17 32 38 61 4 23 32 120 45 64 17 78 4X Ø3 16 4 76 CLEARANCE HOLES FOR MOUNTING MOUNTING HOLE PATTERN 1 5 16 33 1 15 16 48 97 25 32 21 18 2 31 32 75 39 1 5 32 29 59 4 9 64 105 17 5 7 32 132 54 BRACKETS ARE OPTIONAL 4 1 8 105 3 17 64 83 8 LOCK WASHER 8 36 SLOTTED MACHINE SCREW OPTIONAL A ...

Page 3: ...put Signal 4 20 mA DC into 900 ohms max Zero Span Adjustments Accessible via menus Response Time 250 ms dampening set to 1 Display 4 digit backlit LCD 0 6 height LED indicators for set point and alarm status Electrical Connections Euro type removeable terminal blocks with watertight conduit fittings for 1 2 watertight conduit Process Connections 1 8 female NPT Enclosure Rating Designed to meet NEM...

Page 4: ...SWITCH Device receiving 4 20mA signal Check specific REMOTE RESET SWITCH Device receiving 4 20mA signal Check specifica REMOTE RESET SWITCH Device receiving 4 20mA signal Check specificat REMOTE RESET SWITCH Device receiving 4 20mA signal Check specificati REMOTE RESET SWITCH Device receiving 4 20mA signal Check specificatio REMOTE RESET SWITCH Device receiving 4 20mA signal Check specification RE...

Page 5: ... MAY BE DAISY CHAINED THE 120 OHM RESISTOR IS USUAL DIGIHELIC RS485 WIRING TO DAISY CHAIN INSTRUMENTS ON THE RS485 BUSS UP TO 128 UNITS MAY BE DAISY CHAINED THE 120 OHM RESISTOR IS USUALL DIGIHELIC RS485 WIRING TO DAISY CHAIN INSTRUMENTS ON THE RS485 BUSS UP TO 128 UNITS MAY BE DAISY CHAINED THE 120 OHM RESISTOR IS USUALLY ONLY DIGIHELIC RS485 WIRING TO DAISY CHAIN INSTRUMENTS ON THE RS485 BUSS UP...

Page 6: ...SOME VELOCITY AND FLOW MULTIPLIER DESCRIPTOR VISIBLE WITH SOME VELOCITY AND F MULTIPLIER DESCRIPTOR VISIBLE WITH SOME VELOCITY AND FL MULTIPLIER DESCRIPTOR VISIBLE WITH SOME VELOCITY AND FLO MULTIPLIER DESCRIPTOR VISIBLE WITH SOME VELOCITY AND FLOW RANGES MULTIPLIER DESCRIPTOR VISIBLE WITH SOME VELOCITY AND FLOW R MULTIPLIER DESCRIPTOR VISIBLE WITH SOME VELOCITY AND FLOW RA MULTIPLIER DESCRIPTOR V...

Page 7: ...hen Visible when Visible when mode mode mode Visible when Visible when Visible when mode mode mode CONTROL MODE C CO CON CONT CONTR CONTRO CONTROL CONTROL CONTROL M CONTROL MO CONTROL MOD CONTROL MODE CONTROL MODE CONTROL MODE C CONTROL MODE CO CONTROL MODE CON CONTROL MODE CONT CONTROL MODE CONTR CONTROL MODE CONTRO CONTROL MODE CONTROL CONTROL MODE CONTROL CONTROL MODE CONTROL M CONTROL MODE CON...

Page 8: ...TIN SETTING SETTINGS MAIN MENUS SUB MENUS MENUS UNAVAILABLE FOR BI DIRECTIONAL RANGES AND RANGES ABOVE 25 IN W C RST PA RST PA RST PA RST PA RST PA RST PA RST PA RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG E E RST RST RST RST RST RST RST MENU M ME MEN MENU www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 9: ...ETT SETTI SETTIN SETTING SETTINGS MAIN MENUS SUB MENUS RST PA RST PA RST PA RST PA RST PA RST PA RST PA RST PA RST PA RST PA RST PA RST PA RST PA RST PA E E RST RST RST RST RST RST RST MENU M ME MEN MENU www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 10: ...RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG RST PAG E E RST RST RST RST RST RST RST MENU M ME MEN MENU RST RST RST RST RST RST RST www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 11: ... Output Select a Single Set Point 2 Set Points or a Set Point and an Alarm mode of operation d S Display Monitor and adjust display related settings Peak Valley display resolution output and dampening AdU Advanced functions Modify advanced function parameters transmitter output scaling Modbus communication settings Maintenance Set Point settings and calibration www GlobalTestSupply com Find Qualit...

Page 12: ...to measure pressu is presently set to measure pressur is presently set to measure pressure Units not visible is presently set to measure pressure U is presently set to measure pressure Un is presently set to measure pressure Uni is presently set to measure pressure Unit is presently set to measure pressure Units is presently set to measure pressure Units is presently set to measure pressure Units ...

Page 13: ...For velocity measurement the following units are available SFPM Standard feet per minute M S Meters per second Table 2 Available Velocity Ranges Note Air velocity and flow readings are based upon standard dry air conditions with an ambient temperature of 70 F and a barometric pressure of 29 92 INHG INPUT RANGE INWC 0 0 1 0 0 25 0 0 5 0 1 0 2 5 0 5 0 10 0 25 SFPM RANGE 0 1266 0 2002 0 2832 0 4004 0...

Page 14: ...be the manufacturer may specific a K Factor The adjustment range is 0 01 to 2 00 The factory setting is 1 Table 4 FLOr HI Maximum Duct Size English RANGE IN WC 0 1 0 25 0 5 1 2 5 5 10 25 SCFM RANGE 999 9 x 1K 999 9 x 1K 999 9 x 1K 999 9 x 1K 999 9 x 1K 999 9 x 1K 999 9 x 1K 999 9 x 1K MAX DUCT SIZE SQ FT 789 8 499 5 353 1 249 7 157 9 111 7 78 9 49 9 Table 5 FLOr LO Maximum Duct Size Metric RANGE I...

Page 15: ...entered in millimeters with 1 millimeter resolution ArEA Area select CIR for a circular duct or RECT for a rectangular duct If a circular duct is selected the DIA SUB MENU will be activated If a rectangular duct is selected the XDIM and YDIM SUB MENUS will be activated DIA Diameter enter the diameter of a duct XDIM Enter the X dimension of a duct YDIM Enter the Y dimension of a duct OUt Output MAI...

Page 16: ...t set points SPAL Single set point and alarm 1SP SP1 Reverse or Direct Acting SUB MENU DIR Direct Relay turns on with increasing pressure REV Reverse Relay turns on with decreasing pressure 0 100 Process Direct Acting Time SPH SPL Relay Inactive Relay Active www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 17: ...ed as a High Alarm Low Alarm or High Low Alarm Alarm settings are all absolute and may be set to anywhere within the range of the instrument The dead bands of the alarms are fixed at 1 of full scale MIN PRESSURE MAX PRESSURE ALHI Relay OFF Relay ON HIGH ALARM FUNCTION MIN PRESSURE MAX PRESSURE ALLO Relay ON Relay OFF LOW ALARM FUNCTION MIN PRESSURE MAX PRESSURE ALLO Relay ON Relay OFF Relay ON HIG...

Page 18: ...d S Display MAIN MENU PEAK Peak value rESO Resolution VALy Valley value Pd S Process display ZERO Zero DAMP Dampening level PEAK Peak SUB MENU The Peak feature stores the highest pressure reading the instrument has measured since the last reset or power up At power up PEAK is reset to the present pressure reading To manually reset the PEAK value press the RESET key while in the PEAK SUB MENU VALy ...

Page 19: ...the display from instabilities due to things such as vibration and excessive pressure fluctuations The dampening setting adjusts the amount of readings that are averaged for each display update Adjust the dampening value until the display reads a stable value for the application AdU Advanced MAIN MENU POL Process output low ADDR Modbus address POH Process output high WR Modbus write enable disable...

Page 20: ...nds from Modbus Modbus can read information from and write information to the instrument ZERO and SPAN Calibration of Zero and Span SUB MENUS The lower display reads CAL in this mode ZERO Calibration Note For accurate calibration DO NOT apply any pressure when performing this function With the display reading ZERO press the ENTER key The upper display will blink Press ENTER again to complete the z...

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