ES-0235 Rev.3
APTE
Limit Alarms (potentiometer adj.) A-UNIT
PT ALARM
(RMS sensing)
Functions & Features
• Providing SPDT relay outputs at preset AC voltage levels from a VT
• RMS sensing
• Dual (Hi/Lo) trip
• Energized or de-energized coil at a tripped condition selectable
• Hysteresis (deadband) adjustable
• Enclosed relays
• Relays can be powered 110 V DC
• High-density mounting
Typical Applications
• Annunciator
• Various alarm applications
MODEL: APTE-[1]1[2][3]-[4]
ORDERING INFORMATION
• Code number: APTE-[1]1[2][3]-[4]
Specify a code from below for each of [1] through [4].
(e.g. APTE-1111-B)
[1] INPUT
Voltage
1
: 0 – 110 V AC
2
: 0 – 220 V AC
5
: 0 – 150 V AC
6
:
0 - 300 V AC
[2] SETPOINT 1 OUTPUT
1
: Hi (coil energized at alarm)
2
: Hi (coil de-energized at alarm)
3
: Lo (coil energized at alarm)
4
: Lo (coil de-energized at alarm)
[3] SETPOINT 2 OUTPUT
1
: Hi (coil energized at alarm)
2
: Hi (coil de-energized at alarm)
3
: Lo (coil energized at alarm)
4
: Lo (coil de-energized at alarm)
[4] POWER INPUT
AC Power
B
: 100 V AC
C
: 110 V AC
D
: 115 V AC
F
: 120 V AC
G
: 200 V AC
H
: 220 V AC
J
: 240 V AC
DC Power
S
: 12 V DC
R
: 24 V DC
V
: 48 V DC
P
: 110 V DC
GENERAL SPECIFICATIONS
Construction
: Plug-in
Connection
: M3.5 screw terminals
Housing material
: Flame-resistant resin (black)
Isolation
: Input to output 1 to output 2 to power
Input waveform
: Up to 15 % of 3rd harmonic content
Zero adjustment
: -5 to +5 % (front)
Span adjustment
: 95 to 105 % (front)
Setpoint adjustments
: 270°-turn screwdriver adjustments (front); 0 – 100 % independently
Hysteresis (deadband) adjustments
: 1 – 100 % (front)
Front LEDs
: LED turns on at a tripped condition; red for output 1, green for output 2
Power ON timer
: Relays de-energized for approx. 2 seconds after power is turned on.
INPUT SPECIFICATIONS
Frequency
: 50 or 60 Hz
Input burden
: 0.5 VA max.
Overload capacity
: 200 % of rating for 1 minute, 120 % continuous
Operational range
: 0 – 100 % of rating
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 input
•
AC
: Operational voltage range: rating ±10 %,
50/60 ±2 Hz, approx. 2 VA
•
DC
: Operational voltage range: rating ±10 %, or 85 – 150 V for 110 V rating (ripple 10 % p-p max.)
approx. 2 W (80 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
: 450 g (0.99 lb)
PERFORMANCE in percentage of span
Trip point repeatability
: ±0.5 %
Temp. coefficient
: ±0.05 %/°C (±0.03 %/°F)
Response time
: ≤ 0.7 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 1 to output 2 to power to ground)
EXTERNAL VIEW
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM