Hoffer Flow Controls HIT-4L, User Manual

Page: 28 / 85

22 Installation
HP-329 HIT-4L
3.4 Alarm Output
HIT-4L provides an optional Alarm Output configurable for Rate or
Total. The Alarm Output can be configured as Low Alarm, High
Alarm or Low/High.
Alarm Active – Output transistor is in OFF state
Alarm Not Active – Output transistor is in ON state
The Alarm Output may be configured as an Open Collector by
removing J10 or 0-5V (TTL/CMOS) by installing J10.
Low Set
Point
Low Set
Point
High Set
Point
High Set
Point
LOW ALARM
HIGH ALARM
LO/HI ALARM
Active
Not Active
Not Active
Active
Active Active Not Active
Flow Rate