Hach AS950 Instalación Y Mantenimiento Básicos página 6

Specification
Analog inputs
Digital outputs
Relays
Certifications
Figure 1 Refrigerated sampler and AWRS dimensions
6 English
Details
AUX port: One 0/4–20 mA input for flow pacing; optional
IO9000 module: Two 0/4–20 mA inputs to receive measurements
from external instruments (e.g., third-party ultrasonic level)
AUX port: none; optional IO9000 module: Four low voltage,
contact closure outputs that each supply a digital signal for an alarm
event
AUX port: none; optional IO9000 module: Four relays controlled
by alarm events
CE, cETLus