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The Bonomi EXMEN500S package includes the Ghibson N500S Wafer Style Butterfly Valve NSF/ANSI 61/372 Certified for drinking water with EPDM seats, valve body is Epoxy Coated, cast Iron body (EN-GJS 400 15). Stainless steel disc CF8M, the series offer an ISO 5211 stem design and ISO 5211/DIN 3337 direct mounting for high cycle automation capabilities.
The package also includes the Bonomi EAX series CSA Approved explosion-proof rugged electric actuator with Metal enclosure. Options available for the actuator are On/Off or Modulating positioner 0-10VDC or 4-20mA. Actuator Voltage option of 24V AC/DC, 110V AC or 220V AC.
Available in sizes from 1 1/2" to 12".

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The Bonomi EXMEN500S package, includes both the Valve and Actuator, details of each are listed below:
Valve
The Ghibson series N500S Wafer body Butterfly valve, ACF8M SS disc, NSF Certified for EPDM seats, features:
- Manually operated Wafer butterfly valves
- Epoxy coated ductile iron (EN-GJS 400-15) Wafer body
- N500S - sizes 1-1/2” to 24”.
- ISO 5211 direct mounting pad/square stem.
- Food grade EPDM resilient seat -30°F to +266°F.
- API 609 face to face flange
- Floating dual shaft disc design
- Pressure rating: Pressure rating: 250 psi: 1 1/2”-20” and 150 psi: 24”.
- MSS SP 67 Compliant
- No pins in disc prevent potential leak points
- NSF certified for drinking water service (EPDM seats only)
Models
- N500S EPDM seats Sizes 1 1/2" to 24"
- 530S FKM seats Sizes 2" to 20"
- 540S NBR seats Sizes 2" to 20"
Detailed Valve Specifications
Please refer to the image below for specification. Click on the image to expand
Explosion Proof Actuator Features
- NEMA 4x, 7, 8 & 9 (CSA Approved)
- Enclosure conforms to IP68 with explosion-protected performance and 1/2” FNPT conduit connection
- Temperature range: -22°F to 158°F
- Clutch-less Manual Override
- Thermostatically controlled anti-condensation heater for working conditions
- Available in both ON/OFF (-00*) or 4~20 mA MODULATING (-02*)
- 30% Duty Cycle (ON/OFF) and 75% Duty Cycle (MODULATING)
- ISO 5211 Mounting Bolt Pattern and DIN 3337 Double Square Drive
- ± 5° Mechanical stop on 0° and 90°
- Continuous mechanical position indicator
- Built-in thermal overload protection prevents motor burnout
- 2 auxiliary SPDT switches
Special version with std (4-20mA or 0-10 V) or reverse (20-4mA or 10-0V) positioner
- The modulating version can be controlled by a current (4-20 mA) or voltage (0-10V) command.
- The proportional control allows a resolution command of 0.9°, with a positioning tolerance of less than 1% of the potentiometer full scale.
Valve Size with Actuator
Size 1 1/2" 2" 2 1/2" 3" 4" 5" 6" 8" 10" Actuator EAX Model EAX035 EAX035 EAX035 EAX035 EAX045 EAX080 EAX130 EAX130 EAX360 Max Torque 310 310 310 310 445 800 1330 1330 3540 Weight (lbs.) 11.26 11.96 13.56 14.86 19.46 41.70 43.50 57.70 62.83 Bonomi EAX Model Data
Please click on the image below to expand
EAX Actuators Bonomi N500S Bonomi EXMEN500S EAX Bonomi ActuatorsGhibson N500S - 530S - 540SBonomi EXMEN500S- EXMEN500S
Data sheet
- Valve Type
- Butterfly Valve
- Valve Size
- 1" 1.5 (1 1/2") 2" 2.5 (2 1/2") 3" 4" 5" 6" 8" 10"
- Valve Temperature Range
- -30° to 250 (°C -34 to 121)
- Valve Body Material
- Ductile Iron
- Valve Body Style
- Wafer
- Valve Disc Material
- CF8M Stainless Steel
- Actuation Type
- Electric (Fail in Place)
- Actuator Housing
- Aluminum
- Valve Connection
- Wafer Style Flanged
- Actuator Temperature Working Range
- °F (-22 - 158) °C (-30 - 70)
- Acuatator Rotation
- 0°-90°
- Actuator Action
- Modulating 4-20 mA/0-10Vdc
- Valve PSI
- 250
- Valve Configuration
- 2-Way
- Valve Certification
- NSF/ANSI 61 NSF/ANSI 372
- Valve Seat
- EPDM
- Actuator Explosion Proof
- Yes
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