MODEL: APOT
Limit Alarms (potentiometer adj.) A-UNIT
[1] 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)
POTENTIOMETER ALARM
Functions & Features
• Providing SPDT relay outputs at preset potentiometer or
slidewire positions
• Dual (Hi/Lo) trip
[2] 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)
• Constant voltage excitation allows use with pots with total
resistances from 100 Ω – 10 kΩ without affecting accuracy
• 50 % zero/span adjustments with minimal interaction
• Energized or de-energized coil at a tripped condition
selectable
• Hysteresis (deadband) adjustable
• Enclosed relays
[3] POWER INPUT
AC Power
• Relays can be powered 110 V DC
• High-density mounting
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
Typical Applications
• Annunciator
• Various alarm applications
DC Power
50
(1.97)
S: 12 V DC
R: 24 V DC
V: 48 V DC
80
(3.15)
P: 110 V DC
[4] OPTIONS
blank: none
132
(5.20)
mm (inch)
/Q: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
MODEL: APOT–1[1][2]–[3][4]
ORDERING INFORMATION
• Code number: APOT-1[1][2]-[3][4]
Specify a code from below for each of [1] through [4].
(e.g. APOT-113-B/Q)
/C02: Polyurethane coating
/C03: Rubber coating
TERMINAL SCREW MATERIAL
/S01: Stainless steel
• Specify the specification for option code /Q
(e.g. /C01/S01)
GENERAL SPECIFICATIONS
Construction: Plug-in
INPUT POTENTIOMETER
Connection: M3.5 screw terminals
Total resistance 100 Ω – 10 kΩ
Screw terminal: Chromated steel (standard) or stainless
steel
Housing material: Flame-resistant resin (black)
Isolation: Input to output 1 to output 2 to power
Zero adjustment: 0 – 50 % of total resistance (front)
Span adjustment: 50 – 100 % of total resistance (front)
Setpoint adjustments: 270°-turn screwdriver adjustments
(front); 0 – 100 % independently
SETPOINT ADJUSTMENTS
1: Single-turn screws
APOT SPECIFICATIONS
ES-2115 Rev.7 Page 1/3
http://www.m-system.co.jp/