ES-3481 Rev.12
HAS
Space-saving Plug-in Signal Conditioners H-UNIT
DC ALARM
Functions & Features
• Providing relay contact closures at preset DC input levels
• Single or dual (Hi/Lo) trip
• Multi-turn screwdriver setpoint adjustments
• Enclosed relays
• Relays can be powered 110 V DC
• High-density mounting
Typical Applications
• Annunciator
• Various alarm applications
MODEL: HAS–[1][2]–R[3]
ORDERING INFORMATION
• Code number: HAS-[1][2]-R[3]
Specify a code from below for each of [1] through [3].
(e.g. HAS-62-R/Q)
• Special input range (For code 0)
• Specify the specification for option code /Q
(e.g. /C01/S01)
Use Ordering Information Sheet (No. ESU-1033) to specify output code 0 specifications.
[1] INPUT
Current
A
: 4 – 20 mA DC (Input resistance 250 Ω)
D
: 0 – 20 mA DC (Input resistance 50 Ω)
G
: 0 – 1 mA DC (Input resistance 1000 Ω)
H
: 10 – 50 mA DC (Input resistance 100 Ω)
Voltage
3
: 0 – 1 V DC (Input resistance 1 MΩ min.)
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.)
0
: Specify voltage (See INPUT SPECIFICATIONS)
[2] OUTPUT
1
: Single (SPDT); Hi in power failure
2
: Single (SPDT); Lo in power failure
5
: Hi/Lo (N.O.); OFF in power failure
6
: Hi/Lo (N.C.); OFF in power failure
0
: Specify
POWER INPUT
DC Power
R
: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
[3] OPTIONS
blank
: none
/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 (torque 0.8 N·m)
Screw terminal
: Nickel-plated steel (standard) or stainless steel
Housing material
: Flame-resistant resin (black)
Isolation
: Input to output to power
Setpoint adjustments
: Multi-turn screwdriver adjustments (front); -5 – +105 % independently
Hysteresis (deadband)
: Approx. 1 %
Front LEDs
: Red LED turns on when the coil is energized.
Power ON timer
: Relays de-energized for approx. 2 seconds after power is turned on.
INPUT SPECIFICATIONS
■
DC Current
:
Shunt resistor attached to the input terminals (0.5 W)
■
DC Voltage:
0 – 300 V DC
Minimum span:
1 V
Offset:
Max. 1.5 times span
Input resistance:
≥ 1 MΩ
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
Current consumption
: Approx. 40 mA
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail; Standard Rack Mounting Frame BX-16H available
Weight
: 180 g (0.40 lb)
PERFORMANCE in percentage of span
Trip point repeatability
: ±0.1 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: Approx. 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
: 500 V AC @ 1 minute
(input to output to power)
1500 V AC @ 1 minute (input or output or power to ground)
EXTERNAL VIEW
EXTERNAL DIMENSIONS unit: mm [inch]
TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM