Endress+Hauser Levelflex FMP53 - Overvoltage protection

Levelflex FMP53
Endress+Hauser 59
Materials: GT20 housing
(die-cast aluminum, powder-
coated)
2.1
1
2.2
5.2
5.1
6
7
8
9
3
4
A0036037
No. Component part Material
1 Housing, RAL 5012 (blue) • Housing: AlSi10Mg(<0.1% Cu)
• Coating: polyester
2.1 Electronics compartment cover, RAL 7035 (gray) • Cover: AlSi10Mg(<0.1% Cu)
• Window: glass
• Cover seal: NBR
• Window seal: NBR
• Thread coating: graphite-based lubricant varnish
2.2 Connection compartment cover, RAL 7035 (gray) • Cover: AlSi10Mg(<0.1% Cu)
• Cover seal: NBR
• Thread coating: graphite-based lubricant varnish
3 Cover clamp • Screw: A4
• Clamp: 316L (1.4404)
4 Safety device on housing neck • Screw: A4-70
• Clamp: 316L (1.4404)
5.1 Dummy plug, coupling, adapter or connector
(depending on device version)
• Dummy plug, depending on device version:
• PE
• PBT-GF
• Coupling, depending on device version:
• Brass (CuZn), nickel-plated
• PA
• Adapter: 316L (1.4404/1.4435)
• Seal: EPDM
• M12 plug: brass, nickel-plated
1)
• 7/8" plug: 316 (1.4401)
2)
5.2 Dummy plug, coupling or adapter (depending on
device version)
• Dummy plug, depending on device version:
• PE
• PBT-GF
• Steel, galvanized
• Coupling, depending on device version:
• Brass (CuZn), nickel-plated
• PA
• Adapter: 316L (1.4404/1.4435)
• Seal: EPDM
6 Dummy plug or M12 socket (depending on device
version)
• Dummy plug: brass (CuZn), nickel-plated
• M12 socket: GD-Zn, nickel-plated
7 Pressure compensation vent Brass (CuZn), nickel-plated