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ATC-2143-V/BL

更新时间：2025-07-05 23:03:35

品牌：MSYSTEM

描述：Limit Alarms (potentiometer adj.) A-UNIT

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ATC-2143-V/BL 概述

Limit Alarms (potentiometer adj.) A-UNIT

ATC-2143-V/BL 数据手册

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MODEL: ATC

0: Specify

Limit Alarms (potentiometer adj.) A-UNIT

SETPOINT ADJUSTMENTS

1: Single-turn screws

THERMOCOUPLE ALARM

Functions & Features

• Providing SPDT relay outputs at preset input levels

• Direct input from a thermocouple

• Dual (Hi/Lo) trip

[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)

• Burnout protection

• High-accuracy cold junction compensation

• Energized or de-energized coil at a tripped condition

selectable

• Hysteresis (deadband) adjustable

• Enclosed relays

[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)

• Relays can be powered 110 V DC

• High-density mounting

Typical Applications

• Annunciator

• Various alarm applications

[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

(1.97)

(3.15)

132

(5.20)

DC Power

S: 12 V DC

mm (inch)

R: 24 V DC

V: 48 V DC

MODEL: ATC-[1]1[2][3]-[4][5]

P: 110 V DC

ORDERING INFORMATION

• Code number: ATC-[1]1[2][3]-[4][5]

Specify a code from below for each of [1] through [5].

(e.g. ATC-2111-B/BL/Q)

[5] OPTIONS (multiple selections)

Burnout

blank: Upscale burnout

/BL: Downscale burnout

/BN: No burnout

• Temperature range (e.g. 0 – 800°C)

• Specify the specification for option code /Q

(e.g. /C01/S01)

Other Options

blank: none

/Q: Option other than the above (specify the specification)

[1] INPUT THERMOCOUPLE

1: (PR) (Usable Range 0 to 1760°C, 32 to 3200°F)

2: K (CA) (Usable range -270 to +1370°C, -454 to +2498°F)

3: E (CRC) (Usable range -270 to +1000°C, -454 to +1832°F)

4: J (IC) (Usable range -210 to +1200°C, -346 to +2192°F)

5: T (CC) (Usable range -270 to +400°C, -454 to +752°F)

6: B (RH) (Usable range 0 to 1820°C, 32 to 3308°F)

7: R (Usable range -50 to +1760°C, -58 to +3200°F)

8: S (Usable range -50 to +1760°C, -58 to +3200°F)

N: N (Usable range -270 to +1300°C, -454 to +2372°F)

SPECIFICATIONS OF OPTION: Q (multiple selections)

COATING (For the detail, refer to M-System's web site.)

/C01: Silicone coating

/C02: Polyurethane coating

/C03: Rubber coating

TERMINAL SCREW MATERIAL

/S01: Stainless steel

ATC SPECIFICATIONS

ES-2111 Rev.7 Page 1/4

http://www.m-system.co.jp/

MODEL: ATC

240 V AC @ 0.5 A (cos ø = 1)

30 V DC @ 1 A (resistive load)

GENERAL SPECIFICATIONS

Construction: Plug-in

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

Connection: M3.5 screw terminals

Screw terminal: Chromated steel (standard) or stainless

steel

Mechanical life: 5 x 10 cycles

Housing material: Flame-resistant resin (black)

Isolation: Input to output 1 to output 2 to power

Zero adjustment: -5 to +5 % (front)

Span adjustment: 95 to 105 % (front)

Setpoint adjustments: 270°-turn screwdriver adjustments

(front); 0 – 100 % independently

For maximum relay life with inductive loads, external

protection is recommended.

Alarm Trip Operation Terminal No. in parentheses

(9-11)ON

Output 1

(9-10)ON

Hysteresis (deadband) adjustments: 1 – 100 % (front)

Linearization: Not provided

(1-3)ON

Output 2

(1-2)ON

Cold junction compensation: CJC sensor attached to the

input terminals

Input

(%)

Front LEDs: LED turns on at a tripped condition; red for

output 1, green for output 2

▲

100

Output 2

Setpoint

Output 1

Setpoint

Power ON timer: Relays de-energized for approx. 2 seconds

after power is turned on.

Trip Operation in Power Failure

• Output Code: 1 & 4: Terminals 1 – 2, 9 – 10 turn ON

• Output Code: 2 & 3: Terminals 1 – 3, 9 – 11 turn ON

INPUT SPECIFICATIONS

Minimum span: 3 mV

Offset: Max. 1.5 times span

Input resistance: 30 kΩ min.

Burnout sensing: 0.1 μA

INSTALLATION

Power input

• AC: Operational voltage range: rating ±10 %,

50/60 ±2 Hz, approx. 2 VA

Minimum span (in °C)

(PR): min. span 370°C

K (CA): min. span 75°C

E (CRC): min. span 50°C

J (IC): min. span 60°C

T (CC): min. span 75°C

B (RH): min. span 780°C

R: min. span 360°C

• 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)

S: min. span 380°C

PERFORMANCE in percentage of span

Trip point repeatability: ±0.5 %

N: min. span 110°C

Cold junction compensation error

Minimum span (in °F)

(PR): min. span 670°F

K (CA): min. span 140°F

E (CRC): min. span 90°F

J (IC): min. span 110°F

T (CC): min. span 140°F

B (RH): min. span 1410°F

R: min. span 650°F

(at 20°C ±10°C or 68°F ±18°F)

K, E, J, T & N: ±0.5°C or ±0.9°F

S, R & PR: ±1°C or ±1.8°F

Temp. coefficient: ±0.05 %/°C (±0.03 %/°F)

Response time: ≤ 0.5 sec. (0 – 100 % at 90 % setpoint)

Burnout response: ≤ 10 sec.

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)

S: min. span 690°F

N: min. span 200°F

OUTPUT SPECIFICATIONS

■ Relay Contact: 100 V AC @ 1 A (cos ø = 1)

120 V AC @ 1 A (cos ø = 1)

ATC SPECIFICATIONS

ES-2111 Rev.7 Page 2/4

http://www.m-system.co.jp/

MODEL: ATC

EXTERNAL VIEW

No.1 Setpoint Adj.

No.1 LED

Span Adj.

Zero Adj.

No.1 Deadband (Hysteresis) Adj.

No.2 Deadband (Hysteresis) Adj.

No.2 LED

No.2 Setpoint Adj.

EXTERNAL DIMENSIONS unit: mm (inch)

CLAMP

(top & bottom)

7.8 (.31)

DIN RAIL

35mm wide

–4.5 (.18) dia.

MTG HOLE

25 (.98) deep

10 11

–M3.5

SCREW

50 (1.97)

103 (4.06)

132 (5.20)

40 (1.57)

50 (1.97)

[3.3 (.13)]

• When mounting, no extra space is needed between units.

TERMINAL ASSIGNMENTS unit: mm (inch)

CJC SENSOR

(model: CJM)

10 11

ATC SPECIFICATIONS

ES-2111 Rev.7 Page 3/4

http://www.m-system.co.jp/

MODEL: ATC

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

■ Relay Protection

• AC Powered

HYSTERESIS

SETPOINT (DEADBAND)

Inductive

Load (Coil)

comp. leadwire

T / C

Varistor or Spark

Quenching Circuit

Low Drift

Amplifier

LOAD

Comparator

SETPOINT 1

OUTPUT

–

metal leg

• DC Powered

–

Inductive

Load (Coil)

CJC

SENSOR

Diode, Varistor or

CR Circuit

CJC Sensing

Volt. Generator

Comparator

SETPOINT 2

OUTPUT

LOAD

model: CJM

HYSTERESIS

(DEADBAND)

SETPOINT

U(+)

V(–)

POWER

Base Socket

* Relay status for output codes “1” & “4”, at power OFF.

**Deleted with B thermocouple

Specifications are subject to change without notice.

ATC SPECIFICATIONS

ES-2111 Rev.7 Page 4/4

http://www.m-system.co.jp/

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