ES-1616 Rev.6
ASD
Plug-in Signal Conditioners M-UNIT
DC ALARM
(thumbwheel switch adjustment)
Functions & Features
• Providing SPDT relay outputs at preset DC input levels
• Dual (Hi/Lo) trip
• Thumbwheel switch setpoint adjustments
• Enclosed relays
• Relays can be powered 110 V DC
• Isolation up to 2000 V AC
• High-density mounting
Typical Applications
• Annunciator
• Various alarm applications
MODEL: ASD–[1]1–[2][3]
ORDERING INFORMATION
• Code number: ASD-[1]1-[2][3]
Specify a code from below for each of [1] through [3].
(e.g. ASD-61-K/Q)
• Specify the specification for option code /Q
(e.g. /C01/S01)
[1] INPUT
Current
A1
: 4 – 20 mA DC (Input resistance 50 Ω)
G
: 0 – 1 mA DC (Input resistance 1000 Ω)
Voltage
4
: 0 – 10 V DC (Input resistance 1 MΩ min.)
5
: 0 – 5 V DC (Input resistance 1 MΩ min.)
6
: 1 – 5 V DC (Input resistance 1 MΩ min.)
OUTPUT
Relay; SPDT or transfer contact
SETPOINT ADJUSTMENTS
1
: Thumbwheel switch
[2] POWER INPUT
AC Power
K
: 85 – 132 V AC
(Operational voltage range 85 – 132 V, 47 – 66 Hz)
L
: 170 – 264 V AC
(Operational voltage range 170 – 264 V, 47 – 66 Hz)
DC Power
R
: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
P
: 110 V DC
(Operational voltage range 85 – 150 V, ripple 10 %p-p max.)
[3] OPTIONS
/Q
: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to our web site.)
/C01
: Silicone coating
/C02
: Polyurethane coating
/C03
: Rubber coating
TERMINAL SCREW MATERIAL
/S01
: Stainless steel
GENERAL SPECIFICATIONS
Construction
: Plug-in
Connection
: M3.5 screw terminals
Screw terminal
: Chromated steel (standard) or stainless steel
Housing material
: Flame-resistant resin (black)
Isolation
: Input to output to power
Setpoint adjustments:
Thumbwheel switches (front); 0 – 99 % independently; 1 % increments
Hysteresis (deadband)
: Approx. 1 %
Front LEDs
: Red LED turns on when the coil for Hi output is energized.
Green LED turns on when the coil for Lo output is energized.
INPUT SPECIFICATIONS
■
DC Current
: Input resistor incorporated
OUTPUT SPECIFICATIONS
■
Relay Contact
: 100 V AC @ 1 A (cos ø = 1)
120 V AC @ 1 A (cos ø = 1)
240 V AC @ 0.5 A (cos ø = 1)
30 V DC @ 1 A (resistive load)
Maximum switching voltage
: 380 V AC or 125 V DC
Maximum switching power
: 120 VA or 30 W
Minimum load
: 5 V DC @ 10 mA
Mechanical life
: 5 x 10
7
cycles
For maximum relay life with inductive loads, external protection is recommended.
INSTALLATION
Power consumption
•
AC
: Approx. 3 VA
•
DC
: Approx. 3 W (130 mA at 24 V)
Operating temperature
: -5 to +60°C (23 to 140°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail
Weight
: 300 g (0.66 lb)
PERFORMANCE in percentage of span
Setpoint accuracy
: ±0.5 %
Trip point repeatability
: ±0.05 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: ≤ 0.5 sec. (0 – 100 % at 90 % setpoint)
Line voltage effect
: ±0.1 % over voltage range
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 2000 V AC @1 minute (input to output to power to ground)
EXTERNAL VIEW
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM