Sierra 951 instruction manual 15 vdc

Page 5

 

 

 

P1

 

J1

 

 

0-5 vdc Signal Out

 

 

 

2

Vin(+)

 

0-5 vdc Return

 

1

Vin(-)*

 

0-5 vdc Control Input

 

8

Setpoint Vout(+)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Flowmeter

13

+15 vdc

 

6

-15 vdc

 

Controller

 

 

 

9

+/- 15 vdc Return*

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* Note:+/- 15 vdc Return and

 

 

 

 

Vin(-) are internally tied

 

 

 

 

together.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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P2

 

J2

 

Gnd

5

7

1

Digital Gnd

TXD

3

2

2

RXD

RXD

2

3

5

TXD

 

9 pin D-Sub

25 pin D-Sub

 

 

 

 

 

 

RS232 Cable RS232 Cable

 

 

 

 

 

 

 

 

 

 

0-5 vdc Analog Output

11

 

 

 

0-5 vdc Return

6

 

 

 

 

**< 50 vdc @ 100ma

 

15

 

 

 

SPH1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

**<50 vdc @ 100ma

 

14

 

 

 

 

SPL1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

**< 50 vdc @ 100ma

 

13

SPH2

 

 

 

 

 

 

 

 

 

**< 50 vdc @ 100ma

 

12

 

 

 

SPL2

 

 

 

 

 

Return

 

5

Digital Gnd

 

 

 

 

 

Remote Zero

 

10

Zero

** Maximum recommended load

 

 

 

 

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Contents Sierra Model Digital Flo-Box Description SpecificationsWiring Installation and WiringInstallation Annunciator leds 15 vdc Switch Definitions Switch and Function DefinitionsMenu Switch S1 Increment Switch S2Cal Switch S5 Step and Min-Max Switch S3Zero and Exit Switch S4 Alarm Set Point Low 1 SPL1 Alarm Set Point High 1 SPH1Function Definitions Flow Set Point StPtAlarm Set Point Low 2 SPL2 Alarm Set Point High 2 SPH2Alarm Hysteresis High HH Alarm Hysteresis Low HLDecimal Point dP S1 S2 S3 S4 S5 Operating InstructionsTURN-ON Instructions Page Page Calibration Instructions Page Special Order Only RS232 Serial CommunicationsSerial Lockout FS CAL Model SR5 Program Menu Diagram