Pilz 516120 Pilz Machine Safety Relays and Controllers

Razz Middle East supplies Pilz machine safety components in Saudi Arabia: PNOZ safety relays, PNOZmulti configurable safety controllers, PSS safe control systems, PSEN gate sensors and the interface modules that sit between an emergency stop or light curtain and the machine contactors. Pilz orders are placed against the six-digit order number printed on the unit, sourced to order and delivered duty-paid, normally within about three weeks.

Pilz 516120

This page covers Pilz part number 516120 — Pilz Machine Safety Relays and Controllers. Quote the full part number with your enquiry and the item is unambiguous: one part number identifies one exact product variant, including options that are not visible in the description.

About Pilz Machine Safety Relays and Controllers

Pilz makes the parts that stop a machine safely. The PNOZ family is the base: single-function safety relays wired to emergency stops, guard door switches, two-hand controls, light curtains and safety mats, with force-guided output contacts that drive the contactors cutting power to the machine. PNOZmulti replaces a rack of those relays with one configurable controller, programmed in its own configurator, with expansion modules for extra inputs, relay or semiconductor outputs and fieldbus links back to the machine PLC. Above that sit the PSS and PSSuniversal safe automation controllers for larger cells and lines, along with PSEN non-contact gate sensors in magnetic and coded RFID versions, PSENopt light curtains and PIT operator devices. Pilz part numbers are bare six-digit order numbers, such as 400311, 541382 and 774532, and carry no readable description. The number alone fixes the model, the supply voltage, the number of safety and auxiliary contacts and the terminal style, whether screw or spring-cage. Two units that look identical on a DIN rail can carry different order numbers and different contact configurations, which is why the number matters more here than on most brands.

Pilz Machine Safety Relays and Controllers in Saudi Arabia

Machine safety circuits in the Kingdom mostly arrive with imported OEM equipment: filling and packaging lines in food and beverage plants, presses and converting machinery at plastics converters around Riyadh and Dammam, bagging and palletising lines at cement plants, and robot cells in fabrication workshops. Petrochemical operators in Jubail and Yanbu use Pilz relays on packaged skids and on access gates around rotating equipment. Because these machines are built to European practice, their safety functions are assessed to EN ISO 13849-1 performance levels or IEC 62061 SIL, and replacing a failed relay with a different order number can invalidate that assessment, so the replacement has to match what the safety file records. Panels run from 380/400 V, 60 Hz supply with 24 V DC control, which is the most common Pilz supply variant seen on site, though 110 V and 230 V AC units exist and are not interchangeable with them. Imported equipment is subject to SASO conformity requirements.

Ordering and lead time

Give us the six-digit Pilz order number. It is printed on the front label and is the only reliable identifier, because the model name on the housing covers several variants that differ in supply voltage and contact count. If the label is unreadable, photograph the unit in place including the terminal markings, and tell us the control voltage present at the coil terminals and what the unit monitors: an emergency stop, a guard door, a light curtain or a two-hand station. For PNOZmulti, list the base unit and every expansion module, because the configuration is stored per project and the modules have to match the layout. Units are sourced to order and no stock is held in Saudi Arabia, with a normal lead time of about three weeks, delivered duty-paid to your plant.

Specifications are taken from the supplier's published catalogue data. Confirm against the manufacturer's current datasheet before ordering.