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IS-mB1 IS-minialite 1-11-010

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The IS-mB1 is a compact beacon with an array of six high output L.E.D’s. Approvals include ATEX, IECEx and EAC Ex for Zone 0 applications and FM approval for Class I Division 1 and Class I Zone 0 applications.
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The IS-mB1 is suitable for all intrinsically safe signalling applications including fire, security and process control.


Datasheet Datasheet.pdf
Installation Manual D251-01-201-IS_Issue_1__IS-mB1_.pdf
ANZEx installation IS5012_A_IS-mB1AN.pdf
IECEx certificate IECEx_SIR_06.0045X_Issue_4_IS-mini_range.pdf
ATEX certificate Sira_05ATEX2084X_Issue_9_IS-mini_range.pdf
FM certificate FM_CoC_3029125_IS-mini.pdf
UKCA Certificate CSAE_21UKEX2553X_Iss_0_IS-Mini.pdf
Russian Ex certificate EAC_EU_C-GB.AA71.B.00273_20.pdf
RTN permit RTN_permit_PPC_00-29227.pdf
Russian Fire certificate Russian_Fire_Certificate_-GB.25..03286.PDF
Russian Maritime register 19.00195.278.pdf
ANZEx certificate ANZEx_07.4044X_Issue_0_IS-mini_Range.pdf
Declaration of Conformity DC-011_Issue_J_IS-Mini.pdf
Declaration of Conformity UKCA DC-088_Issue_A_UKCA_IS-Mini.pdf
2D drawing (PDF) D251-05-201_Issue_1.pdf
2D drawing (DWG) D251-05-201_Issue_1.dwg
3D drawing (STEP) D251-05-201-3D_Issue_1.STEP
Wiring Schematic D5036_Issue_A_IS-mB1.pdf
Nameplate Drawing D251-09-201_Issue_1_IS-mB1.pdf
Hi-res product image 1 (TIFF) 1-11-010_IS-mB1-R-R.tif


  • Input overload and reverse current protection
  • End of line resistor certified
  • Prismatic lens optimises L.E.D effectiveness


Light source: Array of 6 high intensity L.E.D’s.
L.E.D. colours: Red, Amber, Blue, Green & Clear
Flash modes: Double flash at 2Hz and 1Hz
Effective intensity cd: 23cd* – measured ref. to I.E.S.
Voltage: 16-28vdc via Zener barrier or galvanic isolator
Current: 25mA typical when powered from 24v supply via 28v 300 Ohm Zener barrier
Ingress protection: IP65
Rating: Continuous
Enclosure material: UL94V0 & 5VA FR ABS & PC
Enclosure colour: RAL3000 Red
Fixings: Stainless Steel
Cable entries: 2 x M20 clearance gland knockouts. Custom configurations also available.
MTBF: 294.6 years / 2,580,645 hours – MIL 217
Terminals: 0.5 to 2.5mm²
Operating temp: -40° to +60°C [-40 to +140°F]
Storage temp: -40° to +70°C [-40 to +158°F]
Relative humidity: 90% at 20°C [68°F]

Part Codes

II 1G Ex ia IIC T4 Ga (-40ºC <=Ta<= +60°C)
IS Class I, Zone 0, AEx ia IIC T4
IS Class l, Division 1, Groups A, B, C, D
0ExiaIICT4 IP65 -40° to +60°C
[y]: Lens colour: A: Amber
R: Red
B: Blue
G: Green
C: Clear (white LED)
May be powered from any certified Zener barrier or galvanic isolator whose output parameters do not exceed:
Uo : 28VDC Io : 660mA Po : 1.2W


  • ATEX certificate: SIRA 05ATEX2084X
  • IECEx certificate: IECEx SIR 06.0045X
  • FM approved
  • GOST-R certificate: POCC GB.JB05.B03365

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