Used either for frequency relay for monitoring the frequency in power networks, or as a speed relay for monitoring of rotating parts in machinery and plants Adjustable start-up delay, response delay and hysteresis allow optimum adaptation to the monitoring task.
Input voltage 80-440 V / AC for monitoring the frequency range 10-500 Hz · Input for proximity switch 2 - or 3-wire, NPN or PNP to monitor speeds in the range 5-99999 pulses / min · Scalable display · 5-digit display · 2 output relays, each with minimum and maximum or window monitoring · Relay functions programmable variable.
Ziehl, U 226133.CO, FR 1000, U 226133.CO, FR 1000
