MST200 - Ratemeter, Batcher, Totalizer
  • 6-digit LED display
  • Flow meter/totalizer/batcher
  • Flow rate/total flow display
  • 1 pulse counting input + 3 control inputs
  • 0/2 or 4 REL / OC outputs, RS-485 / Modbus RTU
  • Analogue output, 24V DC power supply output
  • Free configuration software S-Config
  • Working with FTB / FPW / FGR series
Power supply 19...50Vdc, 16...35Vac or 85...260Vac/Vdc
Power consumption 16...35Vac and 85...260Vac/Vdc: Max. 6.5 VA; 19...50Vdc: Max. 6.5 W
Accuracy Frequency: ± 0.02% (full temperature range); Flow: equivalent to used flow sensor precision
Display Red LED, 6 x 13 mm height
Display range 0...999999 + decimal point
Readout precision
Flow rate Selected in the 0 ... 0.00000 of unit
Total flow and batcher Selected in the 0 ... 0.000 of unit
Inputs(pulse, fully isolated) Counting input with debouncing filter and pulse width control: max. input frequency 10.0 kHz; Zeroing of batcher counter: active edge or level; Zeroing of total counter: active edge or level; Counting blockade: active edge or level
Input levels Low level: 0 V...1 V; High level: 10 V...30 V (12mA@24V)
Counter capacity Total flow: over 4 x 109 m3 (max. 16 significant digits); Batcher: up to 65536 m3
Units Flow rate: l or m3 per second/minute/hour; Total flow and batcher: l or m3
Pulse waiting time Settable from 0.1 to 39.9 seconds
Switching output 0, 2 or 4 x REL, Imax =1A, Umax =30Vdc/250Vac(cosø=1); or OC, Imax =30mA, Umax =30Vdc, Pmax =100mW
Active current 0/4...20 mA (Max. 0...24 mA); Rmax=700Ω; resolution13 bit
Passive current 4...20 mA (Max. 2.8...24 mA); R=600Ω(@24Vdc); resolution13 bit
Active voltage 0/1...5V, 0/2...10V (max. 0...11V); RA≥2KΩ; resolution 13bit
Communication interface RS-485, 8N1and 8N2, 1200…115200 bit/s; Modbus RTU
Protection class IP 65 (front side when an optional seal is installed); IP 40 (front side); IP 20 (case and connection clips)