Thiết bị điều khiển lưu lượng khí EL-FLOW / MASS-FLOW | Bronkhorst Viet Nam

 Data sheet

EL-FLOW
MASS-FLOW

Technical specifications

Measurement / control system

Accuracy (incl. linearity) : standard: ±0,5% Rd plus ±0,1%FS

(based on actual calibration)

 ±2% FS for F-110C-002/F-200CV-002

Turndown : 1 : 50 (in digital mode up to 1:187,5)

Repeatability : < 0,2% Rd

Settling time (controller) : standard: 1…2 seconds

 option: down to 500 msec

Control stability : < ±0,1% FS (typical for 1 ln/min N2)

Operating temperature : -10…+70°C

Temperature sensitivity : zero: < 0,05% FS/°C; span: < 0,05% Rd/°C

Pressure sensitivity : 0,1% Rd/bar typical N2; 0,01% Rd/bar typical H2

Leak integrity, outboard : tested < 2 x 10-9 mbar l/s He

Attitude sensitivity : max. error at 90° off horizontal 0,2%

 at 1 bar, typical N2

Warm-up time : 30 min. for optimum accuracy

 2 min. for accuracy ± 2% FS

Mechanical parts

Material (wetted parts) : stainless steel 316L or comparable

Process connections : compression type or face seal couplings

Seals : standard: Viton®;

 options: EPDM, Kalrez® (FFKM)

Ingress protection (housing) : IP40

Electrical properties

Power supply : +15…24 Vdc

Max. power consumption : Supply at voltage I/O at current I/O

 Meter: 15 V 95 mA 125 mA

 24 V 65 mA 85 mA

 Controller: 15 V 290 mA 320 mA

 24 V 200 mA 215 mA

Extra for fieldbus: PROFIBUS DP: add 53 mA (at 15 V) or 30 mA (at 24 V)

(if applicable) EtherCAT® : add 66 mA (at 15 V) or 41 mA (at 24 V)

 PROFINET : add 77 mA (15 V supply) or 48 mA (24 V supply)

 DeviceNetTM: add 48 mA (at 24 V)

Analog output/command : 0...5 (10) Vdc or 0 (4)…20 mA

 (sourcing output)

Digital communication : standard: RS232

 options: PROFIBUS DP, DeviceNetTM, EtherCAT®,

 Modbus-RTU/ASCII, PROFINET, FLOW-BUS

Electrical

Analog/RS232 : 9-pin D-connector (male);

PROFIBUS DP : bus: 9-pin D-connector (female);

 power: 9-pin D-connector (male);

DeviceNetTM : 5-pin M12-connector (male);

EtherCAT®/ PROFINET : 2 x RJ45 modular jack (in/out)

FLOW-BUS/Modbus-RTU/ASCII : RJ45 modular jack