Teledyne 202 Series, Instruction Manual, Page: 3 / 27

200/202 Series Flowmeters and Controllers Instruction Manual
EAR99 Technology Subject to Restrictions Contained on the Cover Page Page 3 of 27
Table of Contents
1. GENERAL INFORMATION .................................................................................................. 5
F
EATURES
................................................................................................................ 6
S
PECIFICATIONS
HFM-200
*
.............................................................................................. 7
S
PECIFICATIONS
HFC-202 * .............................................................................................. 8
O
PTIONAL
4-20
M
A C
URRENT
O
UTPUT
................................................................................... 9
A
CCESSORIES
............................................................................................................ 10
1.5.1. Power Supplies ................................................................................................ 10
1.5.2. Cables .......................................................................................................... 10
2. INSTALLATION AND SETUP .............................................................................................. 11
R
ECEIVING
I
NSPECTION
.................................................................................................. 11
P
OWER
R
EQUIREMENTS
.................................................................................................. 11
2.2.1. ±15 VDC Option ............................................................................................... 11
2.2.2. 24 VDC Option ................................................................................................ 11
O
UTPUT
S
IGNAL
........................................................................................................ 12
M
ECHANICAL
C
ONNECTIONS
............................................................................................. 12
2.4.1. Mounting ....................................................................................................... 12
2.4.2. Gas Quality .................................................................................................... 12
2.4.3. Upstream & Differential Pressure ......................................................................... 12
2.4.4. Other Mounting & Fitting Options, Notes ................................................................ 12
2.4.5. Laminar Flow Element (LFE) Configuration .............................................................. 13
E
LECTRICAL
C
ONNECTIONS
.............................................................................................. 14
2.5.1. Bipolar (±15 VDC) Power Supply to Bipolar Connections .............................................. 14
2.5.2. Unipolar (24 VDC) Power Supply to Unipolar Connections ............................................ 15
2.5.3. General Connection Notes .................................................................................. 15
O
PERATION
............................................................................................................. 16
2.6.1. Operating Conditions ........................................................................................ 16
2.6.2. Zero Check..................................................................................................... 16
2.6.3. High Pressure / High Density Option ...................................................................... 16
2.6.4. Gas Blending .................................................................................................. 17
O
PERATION WITH
E
XTERNAL
D
EVICES
.................................................................................... 17
2.7.1. Operation with a Hastings Power Supply ................................................................. 17
2.7.2. Operation with a Non-Hastings Power Supply ........................................................... 18
2.7.3. Operation with an External Sensor (External Input) ................................................... 19
2.7.3.1. 15 Volt Units
............................................................................................................ 19
2.7.3.2. 24 Volt Units
............................................................................................................ 19
2.7.4. Response to Command Changes ............................................................................ 20
R
ANGE
C
HANGING
...................................................................................................... 20