Sorry, you need to enable JavaScript to visit this website.


SM87 PB explosionproof manual call point for hazardous areas

These manual fire alarm, emergency shutdown pushbutton units have been designed for the most arduous environmental conditions. The units are both easy to install and maintain. Intrinsically safe Exia and flameproof Exd versions of each model are available. A choice of either stainless steel or alloy makes the range suitable for either the offshore or onshore industries.

Data Sheets
SM87 PB (220 KB) (PDF)
SM87 PB North American (622 KB) (PDF)
Product Certificates
ATEX Ex d IIC (4 MB) (PDF)
ATEX Ex ia IIC (1 MB) (PDF)
CQST Exia IIC (304 KB) (PDF)
CQST Exd IIC (318 KB) (PDF)
CSA Exd (28 KB) (PDF)
CSA Exia (168 KB) (PDF)
TR CU Ex d IIC (1 MB) (PDF)
TR CU Ex ia IIC (1 MB) (PDF)
IP66 Certificate (39 KB) (PDF)
ABS (SM87PB UL only) (44 KB) (PDF)
SIL2 (204 KB) (PDF)
DNV (161 KB) (PDF)
Product Certificates – External Link
Schematics / Wiring
Exd, Exia, Schematic (72 KB) (PDF)
UL Schematic (83 KB) (PDF)
CSA Schematic (54 KB) (PDF)
Exd, Exi Wiring (23 KB) (PDF)
Technical Manuals
Exd (TM146) (1 MB) (PDF)
Exi (TM147) (3 MB) (PDF)
UL (TM103) (122 KB) (PDF)
Certification ATEX, IECEx, UL, CSA, TR CU, CQST, Inmetro, DNV, SIL2
Intrinsically Safe ATEX Ex II 1G, Exia IIC T4
Flameproof ATEX Ex II 2GD, Exd IIC T6
Area Classification Zone 0, Zone 1 and Zone 2 use*
Certified Ambient Temperature -55°C to +70°C(Exd)
-55°C to +55°C(Exi)
-20°C to +55°C (LED)
Ingress Protection IP66 & IP67
Material Stainless Steel or Alloy
Entries Up to 4 x 20mm or 25mm (NPT for UL)
Weight 3.8kg (Steel) 2.5kg (Alloy)
Options Body colour, LED, resistor, diode,
3 & 4 pole changeover switch, certification, tag &
duty labels.

*Model dependant


  • Zone 0, Zone 1 and Zone 2 use*.
  • Exia IICT4 or Exd IIC T5/T6.
  • ATEX aproved, Ex II 1G (Exia) Ex II 2GD (Exd).
  • BASEEFA certified
  • UL Listed (PB only), Class I, Div 1, Groups C & D.
  • CSA certified.
  • IECEx certified.
  • TR CU* certified.
  • Chinese (CQST) certified.
  • Brazilian (Inmetro) certified.
  • DNV certified.
  • SIL2 ceritified.
  • IP66 and IP67.
  • Certified temperature: –55°C to +70°C*.
  • Stainless steel or marine grade alloy.
  • Robust yet lightweight.
  • Easy to maintain.

*Depending on version.