DK product details are:
SIDE MOUNTED MAGNETIC LEVEL SWITCH
FLOAT OPERATED MAGNETIC LEVEL SWITCH
DISPLACER OPERATED MAGNETIC LEVEL SWITCH
FLOAT SWITCH
BALLOON TYPE FLOAT SWITCH
CONDUCTIVITY TYPE LEVEL SWITCH
CAPACITANCE TYPE LEVEL MONITORING UNIT
CAPACITANCE TYPE DIFFERENTIAL LEVEL INDICATOR
RF TYPE LEVEL MONITORING UNIT
TUBULAR LEVEL GAUGE
REFLEX LEVEL GAUGE
TRANSPARENT LEVEL GAUGE
MAGNETIC LEVEL GAUGE
ULTRASONIC TYPE ULM 70
ULTRASONIC TYPE ULM 53
ULTRASONIC TYPE ULM 53L
MEMBRANE LEVEL SENSOR
VIBRATING FORK TYPE LEVEL SWITCH
MEMBRANE TYPE LEVEL SWITCH
DIFFERENTIAL LEVEL TRANSMITTER
OIL LEVEL GAUGE (MAGNETIC)
LOSS OF HEAD METER (DIFFERENTIAL)
FLOW SWITCH (VANE TYPE)
FLOW SWITCH (GLOBE TYPE)
FLOW INDICATOR CUM SWITCH
ROTAMETER
SIGHT GLASS INDICATOR
PISTON TYPE FLOW SWITCHES
PRESSURE GAUGE
DIFFERENTIAL PRESSURE GAUGE
TEMPERATURE GAUGES & THERMOMETERS
DIFFERENTIAL PRESSURE GAUGE