Table Of Contents - Universal Flow Monitors FlowStream OFS User Manual

PROPRIETARY NOTICE ............................................................................................................. 3
NAMEPLATE EXAMPLE ............................................................................................................ 4
GENERAL SPECIFICATIONS .................................................................................................... 5
ELECTRICAL SPECIFICATIONS ............................................................................................... 6
OPERATION ................................................................................................................................. 7
Figure 1. Laminar Flow Illustration ........................................................................................... 7
APPLICATIONS ........................................................................................................................... 7
Using FlowStream at Varying Temperatures ............................................................................. 7
Using FlowStream with Different Gases ................................................................................... 8
Reference Conditions for Mass Flow Measurement .................................................................. 8
WIRING DIAGRAM ..................................................................................................................... 9
Wiring for 4-20mA Transmitters ............................................................................................... 9
Figure 2. Standard Transmitter Wiring ...................................................................................... 9
Figure 3. Required Supply Voltage vs. Loop Resistance ......................................................... 10
Hazardous Environment Wiring............................................................................................... 10
Figure 4. Intrinsically Safe Installation ................................................................................... 11
Wiring for Voltage Output Models .......................................................................................... 12
Figure 5. Voltage Output Wiring ............................................................................................. 12
Wiring for Frequency or Pulse Output Models ........................................................................ 13
Figure 6. Frequency and Pulse Output Wiring ......................................................................... 13
POWER-UP ................................................................................................................................. 14
LCD READOUT .......................................................................................................................... 14
Flow Rate ................................................................................................................................. 15
Totalizer ................................................................................................................................... 15
Pressure .................................................................................................................................... 17
Temperature ............................................................................................................................. 19
USER MENU ............................................................................................................................... 20
Select Response Time .............................................................................................................. 22
Sampling Delay ........................................................................................................................ 23
Signal Averaging ...................................................................................................................... 24
Set High Flow Alarm ............................................................................................................... 26
Set Low Flow Alarm ................................................................................................................ 28
Tare (Re-Zero) the Flowmeter ................................................................................................. 29
Scaling the Output Span ........................................................................................................... 31
Selecting the Gas ...................................................................................................................... 32
Totalizer ON/OFF .................................................................................................................... 33
Pulse Output Setting ................................................................................................................. 34
Checking Battery Voltage ........................................................................................................ 35
SPECIAL FEATURES ................................................................................................................ 36
Factory Reset ............................................................................................................................ 36
Low Supply Voltage Indicator ................................................................................................. 37
Diagnostic Mode ...................................................................................................................... 38
HOW TO ORDER A SINGLE-GAS FLOWMETER ................................................................. 40
DIMENSIONS OF OFS SERIES ................................................................................................ 42
RETURN MATERIAL AUTHORIZATION ............................................................................... 43
WARRANTY INFORMATION .................................................................................................. 45
FSMAN.6 081214

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