Flow computer
Flow-X

flow computer

gas volume conversion, event logging, parameter logging, and reports

Support up to 4 gas runs or 2 liquid runs per module (Flow-X/M, Flow-X/C)

Gas property calculations:
AGA 5, AGA 8 Part 1, AGA 8 Part 2 (GERG-2008), AGA 10
AGA NX-19
GERG-2008
GERG91mod (GOST 30319.2-1996)
GOST 30319.2-2015
GSSSD MR-113
ISO 6976, ISO 12213 Parts 2 and 3
S-GERG
Flow rate calculations:
AGA 3, AGA 7, AGA 9, AGA 11

Voltage
24 V DC (± 10%), with redundant connections
Current consumption:
Flow-X/P0, X/M, X/S: ≤ 0.4 A nominal; ≤ 0.8 A maximal
Flow-X/C: ≤ 0.6 A nominal; ≤ 1.0 A maximal

Flow-X/S: -40 °C ... +75 °C
Flow-X/C, Flow-X/P, Flow-X/R: 0 °C ... +60 °C

CPU and memory: 800 MHz, 512 MB RAM, 1 GB flash memory
Clock: Real-time clock, accuracy better than 1 sec/day
Gold cap for date and time retention
Watchdog: Hardware and software watchdog timer
Tamper switch: Mechanical tamper switch to prevent changing of the application and vital parameters within
that application

Supports all common gas chromatographs (including ABB NGC8200 series, ABB BTU8100,
Danalyser, Yamatake HGC, Encal 3000, Angus GQA, Siemens Maxum and Sitrans)

2014/32/EU Measuring Instruments Directive (MID)
 
Directive 2014/30 / EC relating to electromagnetic compatibility
 
2012/19/EU WEEE Directive (WEEE 2)
 
2011/65/EU RoHS
 
OIML R117-1
 
WELMEC 7.2, 8.3, 8.8
 
API 21.1

Applies for FlowX/M and X/S only
Class I, Division 2, Groups A, B, C, and D, T4
Class I, Zone 2, Group IIC, T4
IECEx Ex ec IIC Gc
ATEX II 3 G Ex ec IIC Gc

6x analog transmitter input, high accuracy
Input types are 4 to 20 mA, 0 to 20 mA, 0 to 5 V, 1 to 5 V
Accuracy mA inputs; 0.002% FS at 21 °C, 0.008% at full ambient range of 0-60 °C, long-term
stability 0.01% per year
Resolution: 24 bits. Analog inputs have the same earthing relative to all other electronic devices.
 
16x digital status inputs. Resolution 100ns (10MHz)

4x analog output for process outputs and flow / pressure control. Resolution 14 bits, 0.075% FS.
Analog outputs share same ground floating in relation to all other electronics.
 
16x digital output, open collector. Rating 100mA @24V