Pulse Output - Hoffer Flow Controls CAT3 User Manual

12 Installation and Operation

Pulse Output

3.3
CAT3 provides a Pulse Output option that is scaled per flow unit of
measure by a factor of 1, 10 or 100. Pulse output frequency varies with
flow rate. The maximum frequency can be set at 1, 2, 4, 8, 100 Hz.
The following drawings illustrate typical connections and switch
settings for various pulse output options.
TTL(0-5V), 0-10V, High Level (DC In), AC Square
USER DCS
+
PULSE
INPUT
-
1
PCA180
SW2
TTL(0-5V), 0-10V, AC Square
HP-312
DC+
DC-
SIG+
SIG-
ANLG
PULSE+
PULSE-
N/C
N/C
N/C
1
PCA180
SW2
High Level Pulse, AC Square
CAT3