They allow to practically resolve all the necessities of control
- 3 set-point with output relay On-Off (free contact)
- 4-20 mA proportional output signal on the set-point value with galvanic separation
- 4-20 mA output signal on measure range with galvanic separation
- adjustable hysteresys and delay time on set-point 1 and 2
- proportional time/pause way selectable on set-point 3
- “Hold” key for maintenance
- LCD display
- Optional: RS232 connection with galvanic separation, flow sensor input
- Available wall mounting or electric panel mounting version.