MODEL: 43AL1-B
Digital Panel Meters 43 Series[4] MOUNTING BRACKET
0: Without
1: WithLOOP POWERED DIGITAL METER(explosion-proof; outdoor enclosure; process meter)
Functions & Features• Loop powered -1999 to 9999 compact digital meter• No external power source needed• Optional stainless steel enclosure[5] OPTIONS (multiple selections)
Enclosure Materials
Blank: Diecast aluminium enclosure/S: Stainless steel enclosure(TIIS flameproof approval not selectable)
Other Options
blank: none
/Q: Option other than the above (specify the specification)■ SELECTABLE WIRING CONDUITS SPECIFIC TO EACH APPROVAL‘N’ marked combinations are not selectable.
APPROVAL

038YYYYNYNNYNNNWIRING CONDUIT

0123

MODEL:43AL1–B–[1][2][3][4][5]ORDERING INFORMATION• Code number: 43AL1–B-[1][2][3][4][5]Specify a code from below for each of [1] through [5].
(e.g. 43AL1-B-0001/S/Q)• Specify the specification for option code /Q(e.g. /SET)SPECIFICATIONS OF OPTION: Q
EX-FACTORY SETTING/SET: Preset according to the Ordering Information Sheet(No. ESU-9426)

RELATED PRODUCTS[1] SAFETY APPROVAL
0: None
3: FM explosion-proof
8: TIIS flameproof (CE not available)
Confirm selectable combinations of approval and wiringconduit types in the table.

[2] TERMINAL BLOCK
0: None (Connection to the rear of digital meter module)(TIIS approval not selectable)
T: Incorporated[3] WIRING CONDUIT
0: G 1/2
1: 1/2 NPT
2: M20 × 1.5
3: PG 13.5
Confirm selectable combinations of approval and wiringconduit types in the table.

• Cable gland (model: BX-E-EXP)• Stopping plug (model: BX-E-SBP)

PACKAGE INCLUDES...
• Cable gland: Two provided for TIIS flameproof type
Model No.: BX-E-EXP
Cable entries: Elastomeric sealing rings
Wiring conduit size: G 1/2
Material: Chrome-plated brass (entry)
CR (sealing ring)
Applicable wire size: 8 - 12 dia.
• Stopping plug: One provided for TIIS flameproof type
Model No.: BX-E-SBP
Wiring conduit size: G 1/2
Material: Diecast aluminium (plug)
NBR (O-ring)• Mounting screws
Bolt (M8 x 15): 4 pcs.
Spring washer for M8: 4 pcs.
Material: Stainless steel 304• Mounting bracket assembly (option)

43AL1-B SPECIFICATIONS

MG CO., LTD.
www.mgco.jp

ES-9426 Rev.5 Page 1/4

MODEL: 43AL1-B
Mounting bracket: 1 pcs.
M10 U-bolt: 2 pcs.
Nut for M10: 4 pcs.
Spring washer for M10: 4 pcs.
Material: Stainless steel 304
Applicable pipe: 1 1/2” min.; 2” max.
• Engineering unit label (1)INPUT SPECIFICATIONS■ DC Current
Current range: 3.75 to 22 mA DC
Voltage drop: Approx. 3.5 V with 4 mA; approx. 3.7 V with20 mA (Equivalent input impedance: Approx. 185 Ω)(Use of the unit causes voltage drop. For 2-wire transmitter,be sure that the voltage by which 2-wire transmitter canoperate is ensured including the voltage drop by otherdevices and wiring resistance.)

GENERAL SPECIFICATIONS
Degree of protection: NEMA 4X, IP66/IP67
Wiring conduit: See ‘Ordering information.’
Connection:• Without terminal block : Screwless spring terminal in
Digital meter
Applicable wire size: 1.0 to 1.3 mm2, stripped length 8 mm
• With Terminal block : Euro terminal
Applicable wire size: 0.2 to 4 mm2, stripped length 8 mmMaterials
Meter housing: Flame-resistant resin (gray)
Enclosure: Diecast aluminium standard; stainless steel
casting optional (equivalent to type 316); silver color, epoxy
resin coated
Isolation: Input to FE (Functional Earth) to outdoor enclosure
A/D conversion: Σ – Δ
Sampling rate: 10 times/sec. (100 msec.)
Averaging: None or moving average
Setting: (Front button)• Scaled range• Moving average

DISPLAY
Display: 4 digits of 10.2 mm (.4”) height, 7-segment, red
LED
Display range: -1999 to 9999
Scaling range for measurement range: -1999 to 9999
counts
Decimal point position: 10-1, 10-2, 10-3 or none
Zero indication: Higher-digit zeros are suppressed.
Over-range indication: '-1999' or '9999' blinking for display
values out of the display range. 'S.ERR' blinks surpassing
the permissible range.
Engineering unit indication: Sticker label attached
DC, AC, mV, V, kV, μA, mA, A, kA, mW, W,kW, var, kvar, Mvar, VA, Hz, Ω, kΩ, MΩ,cm, mm, m, m/sec, mm/min, cm/min, m/min,m/h, m/s2, inch, ℓ, ℓ/s, ℓ/min, ℓ/h, m3, m3/sec,m3/min, m3/h, Nm3/h, N·m, N/m2, g, kg, kg/h,N, kN, Pa, kPa, MPa, t, t/h, ℃, °F, %RH, J,kJ, MJ, rpm, sec, min, pH, %, ppm, etc.

INSTALLATION
Operating temperature
No safety approval: -40 to +70°C (-40 to +158°F)
FM approval:-40 to +70°C (T5)-40 to +60°C (T6)
TIIS approval: -20 to +60°C (T6)
Weight:• UnitApprox. 1.5 kg (3.3 lb), aluminium
Approx. 4.0 kg (8.8 lb), stainless steel
Approx. 2.0 kg (4.4 lb), TIIS flameproof• Mounting bracket assembly (option)
Approx. 0.78 kg (1.72 lb)

PERFORMANCE
Accuracy: ±0.1 % rdg ±1 digit× scaling-multiple(When the scaling-multiple is less than 1, rounded up to 1.)
Temp. coefficient: ±0.3 digits× scaling-multiple/℃(When the scaling-multiple is less than 1, rounded up to 1.)
Scaling-multiple = | (Display Scaling Value B - Display
Scaling Value A) ÷ (default Display Scaling Value B - default
Display Scaling Value A) |Dielectric strength: 1500 V AC @ 1 minute (input toenclosure; when FE (Functional Earth) is not connected tothe enclosure.)
500 V DC @ 1 minute(input to FE (Functional Earth))

STANDARDS & APPROVALS
EU conformity:
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
RoHS Directive
Safety approval:
FM: Explosion-proof and Dust-ignition proof
Class I, Division 1, Groups B, C and D
Class II, Division 1, Groups E, F and G
Class III, Division 1
T5 and T6

43AL1-B SPECIFICATIONS

MG CO., LTD.
www.mgco.jp

ES-9426 Rev.5 Page 2/4

MODEL: 43AL1-B(Class 3615)
TIIS: Flameproof
Ex d IIC T6

EXTERNAL DIMENSIONS unit: mm [inch]

39 (1.54)
70 (2.76)

118 (4.65)

26(1.02)7 (.28)max.

92 (3.62)

104 (4.09)

14(.55)MOUNTING BRACKET(optional)
CABLE GLAND*(TIIS flameproof)
G 1/2

19 (.75)

STOPPING PLUG (TIIS flameproof)*

4–M8, 12 deep

92 (3.62)
110 (4.33)

SPACE REQUIRED TO REMOVE COVER
approx. 7 (.28)

114 (4.49)

max. 86.5 (3.41)

110 (4.33)

19 (.75)
110 (4.33) dia.

174 (6.85)

39 (1.54)
dia.

2–G1/2, 1/2NPT,
M20x1.5 or PG13.5*Two cable glands and one plug are provided with TIIS flameproof type.
Use them according to the field wiring requirements.

43AL1-B SPECIFICATIONS

MG CO., LTD.
www.mgco.jpES-9426 Rev.5 Page 3/4

MODEL: 43AL1-B
CONNECTION DIAGRAM■ WITHOUT TERMINAL BLOCK(Connetion to the rear of meter module)■ TERMINAL BLOCK INCORPORATED
Terminal Block

1+ 1
INPUT– 3

HI(+)

21LO(–)33

INPUT

FE 24MeterBody

FE 2Specifications are subject to change without notice.

43AL1-B SPECIFICATIONS

MG CO., LTD.
www.mgco.jpES-9426 Rev.5 Page 4/4