An O ME GA Te c h n o l o g i e s Co m p a n y
M2119/1294
INSTRUCTION
SHEET
DP18 Series
Options R1 / R2
Single & Dual Setpoint Options
SETPOINTS CONTROLLER BOARD, OPTION R1(AL1) and OPTION R2 (AL2)
5 - THIS PUSHBUTTON ALLOWS THE DISPLAY OF SETPOINT
6 - THIS LED LAMP IS ON WHEN THE RELAY IS ENERGIZED
7 - POTENTIOMETER FOR SETPOINT REGULATION
8 - POTENTIOMETER FOR DEADBAND REGULATION
OPTION R2
SETPOINT 2 (AL2)
"1" = RELAY ENERGIZED
LED SWITCHED OFF
"0" = RELAY DE-ENERGIZED
LED SWITCHED ON
- 1.999
NEGATIVE RANGE
DISPLAY READING
+ 1.999
POSITIVE RANGE
NOTE : LEDS ACTUATION "2" AND "6" IS OPPOSITE TO THE RELAYS ACTUATION
CCD1294APC10B
THE SETPOINTS CONTROLLER BOARD ALLOWS THE USE OF TEMPERATURE METERS AS CONTROLLERS IN ON/OFF MODE AND AS CONTROLLERS
OF MAXIMUM (HIGH SETPOINT) AND/OR MINIMUM (LOW SETPOINT) IN OTHER MODELS.
THE VERSATILITY OF THIS UNIT ALLOWS THE PROGRAMMING OF THE FOLLOWING FUNCTIONS :
A - EACH ONE OF THE SETPOINTS, OPERATING AS MAXIMUM (HIGH) OR MINIMUM (LOW)
B - SETPOINT RANGE, POSITIVE OR NEGATIVE
C - SETPOINT DISPLAY RANGE, FOR 1.000 or 2.000 COUNTS
D - DEADBAND (HYSTERESIS) ADJUSTABLE IN TWO SCALES
E - SETPOINTS OPERATING DELAY IN FOUR TIME SCALES
SETPOINT PROGRAMMING
PRESS THE PUSHBUTTON "1", AND THE DISPLAY WILL SHOW THE PRESELECTED VALUE, TURN THE POTENTIOMETER "3", TO THE RIGHT OR TO THE
LEFT SIDE, UNTIL THE DISPLAY SHOWS THE NEW VALUE DESIRED.
DEPRESS THE PUSHBUTTON "1", AND THE DISPLAY WILL SHOWS AGAIN THE SIGNAL INPUT.
USE THE SAME PROCESS FOR THE SETPOINT "2".
FRONT VIEW
WITHOUT UPPER PROTECTION COVER
SET
SET
hys
SET
hys
0
1
LOW SETPOINT
HIGH SETPOINT
hys
0
1
SET
hys
RELAYS OPERATING DIAGRAM
SETPOINT ADJUST IN TWO RANGES . . . 0 to 1.000 COUNTS (Selectable)
0 to 2.000 COUNTS (Standard)
HYSTERESIS OF BOTH SETPOINTS
ADJUSTABLE IN TWO RANGES . . . . . . . . 1 to 10 COUNTS (Standard)
5 to 50 COUNTS (Selectable)
SETPOINT OPERATING DELAY . . . . . . . . 0.2 sc. (Standard)
0.4 - 0.8 - 1.6 sc. (Selectable)
ACCURACY . . . . . . . . . . . . . . . . . . . . . . . . ± 1 COUNT
SETABILITY . . . . . . . . . . . . . . . . . . . . . . . . ± 1 COUNT
OUTPUT RELAY . . . . . . . . . . . . . . . . . . . . . 1 SPDT FOR EACH SETPOINT
RELAY CONTACTS
MAX. ADMISSIBLE VOLTAGE . . . . . . 250 Vac.
MAX. ADMISSIBLE CURRENT . . . . . 3 Amp. NON INDUCTIVES
TECHNICAL FEATURES
1 -
THIS PUSHBUTTON ALLOWS THE DISPLAY OF SETPOINT
2 -
THIS LED LAMP IS ON WHEN THE RELAY IS ENERGIZED
3 -
POTENTIOMETER FOR SETPOINT REGULATION
4 -
POTENTIOMETER FOR DEADBAND REGULATION
OPTION R1
SETPOINT 1 (AL1)
1
hys
hys
SET
SET
2
AL2
AL1
SIGNAL
INPUT
SPDT FOR AL2
(OPTION R2)
SPDT FOR AL1
(OPTION R1)
REAR VIEW
POWER SUPPLY
ANALOG OUTPUT
(OPTIONAL)
CONNECTIONS
1 2 3 4
8
7 6 5
