Farr Gold Series, Installation, Operation And Maintenance Manual

Page: 38 / 76

Following is the programming schematic for the DT-10.
38
120/1/50/60 HZ
VAC INPUT - 10 VA
ALARM
RS232
CONNECTOR
OUTPUT
STEP
CANCEL
ALARM
(13 PL.)
#8 SCREW TERM.
COM
DO
NO
T
U
S
E
S
LO
W
-B
LO
W
O
R
LA
R
G
ER
SI
Z
E
. F
AIL
U
R
E
T
O
C
O
M
P
LY
WI
LL
VO
ID
A
N
Y WA
R
R
AN
T
Y
L1 L2
SOL
3A
M
P
1 2 3 4
OUTPUTS
5 6 7 8
DIFFERENTIAL PRESSURE (DP)
INCHES OF WATER
ALARM
INPUT
2
INTELLIGENT DUST CONTROL
MODEL NO.: SEE TABLE
INPUT VOLTAGE: SEE TABLE
Date Code: S/N:
HI SIDE
LOW SIDE
R
ITEM VALUE
9 10
USER HOOKUP
"HI" SIDE AND "LOW" SIDE
PRESSURE CONNECTIONS
1/8-27 NPT BARB TUBING
FITTING (2 PLACES)
REMOTE ALARM
INPUT (OPTIONAL)
1
INPUT
OUTPUT
ALARM
BYPASS
INPUT
VOLTAGE
DP CYCLE DOWN
OR BYPASS MODE
SELECT (OPTIONAL)
.25 DIA MOUNTING HOLE
(4 PLACES)
8.
75
8.
25
250V 3 AMP
FUSE
SOURCE
REMOTE ALARM
INPUT (OPTIONAL)
INPUT (OPTIONAL)
REMOTE ALARM
6.25
6.88
L1 L2
1 2 3 4 5
7
6
8 9 10
FIVE COIL SOLENOID ENCLOSURE SHOWN.
ACTUAL ENCLOSURE MAY VARY FROM 2
TO 10 COILS PER ENCLOSURE.
20 OUTPUT MODELS ARE IDENTICAL
EXCEPT THEY HAVE 20 OUTPUTS.
120/1/50-60 VAC
200 VA TO SOLENOIDS
16 AWG WIRE MIN.
EXTERNAL SOLENOID
CONNECTIONS
4-20 mA +
DP OUTPUT -
DIFFERENTIAL PRESSURE
TRANSMITTER OUTPUT
4-20 mA = 0-15 inwq
ALARM OUTPUT
3 AMP
120/240VAC
FU
S
E
Figure 400.5.1
DT-10 Determinator
ALARM
INPUT
3
camfil
NOTE: MULTIPLE SOLENOIDS CAN BE ATTACHED TO EACH
TERMINAL (3 MAX). STAGGER CONNECTIONS SO THAT
ADJACENT VALVES ARE NOT PULSED SIMULTANEOUSLY.