MODEL: ABF3

ABF3 SPECIFICATIONS

ES-2614 Rev.12 Page 1/7

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

Final Control Elements

ANALOG BACKUP STATION

(with bargraph/digital indicator)

Functions & Features

• Holds and manipulates control signals in case of computer

or DCS failure

• Bargraph indicator

• Digital display indicating PV/CAS/MV selectable

• External contact closure to switch operation modes

• MV outputs CAS input signal at power down (for /T option)

Typical Applications

• Computer and DCS backup applications

• Used as manual-auto controller

98.5

(3.88)

96

(3.78)

mm (inch)

48

(1.89)

OUT

CAS

MAN

CAS

MV

MODE

IND

PV

50

40

30

20

10

0

100

80

60

40

20

0

90

70

50

30

10

PV

m

%

%

MODEL: ABF3–[1][2][3]-[4][5]

ORDERING INFORMATION

• Code number: ABF3-[1][2][3]-[4][5]

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

(e.g. ABF3-AAA-M2/C/T)

• Scale (Refer to 'SCALE PLATE' section for details on the

scale.)

[1] PV INPUT

Current

A: 4 – 20 mA DC (Input resistance 25 Ω)

D: 0 – 20 mA DC (Input resistance 25 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.)

4W: -10 – +10 V DC (Input resistance 1 MΩ min.)

5W: -5 – +5 V DC (Input resistance 1 MΩ min.)

[2] CAS INPUT

Current

A: 4 – 20 mA DC (Input resistance 25 Ω)

For /T option, maximum input resistance 80 Ω

D: 0 – 20 mA DC (Input resistance 25 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.)

4W: -10 – +10 V DC (Input resistance 1 MΩ min.)

5W: -5 – +5 V DC (Input resistance 1 MΩ min.)

[3] MV OUTPUT

Current

A: 4 – 20 mA DC (Load resistance 750 Ω max.)

(For /T option, the load resistance is 25 Ω less than the

CAS input equipment's load resistance.)

D: 0 – 20 mA DC (Load resistance 750 Ω max.)

Voltage

4: 0 – 10 V DC (Load resistance 10 kΩ min.)

5: 0 – 5 V DC (Load resistance 5000 Ω min.)

6: 1 – 5 V DC (Load resistance 5000 Ω min.)

5W: -5 – +5 V DC (Load resistance 5000 Ω min.)

[4] POWER INPUT

AC Power

M2: 100 – 240 V AC (Operational voltage range 85 – 264 V, 50/60 Hz)

DC Power

R: 24 V DC

(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

[5] OPTIONS (multiple selections)

Bargraph Indicator

blank: PV input

/C: CAS input

/M: MV output

MV Output at Power Down

blank: Output off

/T: CAS input

(Applicable CAS input and MV output: 4 - 20 mA DC)

SPARE PARTS

• Scale plate

GENERAL SPECIFICATIONS

Construction: Panel flush mounting

Degree of protection: IP65; applicable to the front panel for

single unit mounted according to the specified panel cutout

Connection: M3 separable screw terminal (torque 0.6 N·m)

Solderless terminal: Refer to the drawing at the end of the

section.

Recommended manufacturer: Japan Solderless Terminal

MFG.Co.Ltd, Nichifu Co.,ltd