Manufactured in Sweden, PM902F is core standard processor unit of ABB latest-generation AC900F Freelance DCS platform, equipped with 800MHz industrial high-speed CPU, onboard abundant memory resources and diversified communication interfaces. Equipped with four independent 10/100Mbps RJ45 Ethernet ports, 2×RS232/RS485 serial diagnostic ports, plus two expandable slots for optional PROFIBUS/CAN fieldbus communication modules to connect remote I/O and third-party field devices. Natively supports Modbus TCP, IEC60870-5-104 telecontrol protocol, PROFIBUS DP to realize seamless interconnection with HMI, SCADA and field instruments. Built-in SD card slot for program backup & offline project download; optional TD951F front LCD display unit for local controller status check and parameter modification, TA951F backup battery keeps 8MB SRAM data intact during power failure. Conforms to ISA G3 anti-corrosion standard, IP20 cabinet protection, DIN rail modular installation to adapt severe industrial workshop environment with dust, damp and electromagnetic interference. All stocked PM902F complete full function aging, communication linkage and redundancy simulation test before delivery, packed with anti-shock foam and original export carton.
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As mainstream standard CPU of AC900F Freelance DCS family, PM902F balances cost and control performance perfectly for medium-sized process control projects, realizing closed-loop regulation, sequence logic control, alarm processing and historical data storage of on-site production equipment, replacing scattered small PLC layout to unify system engineering under single Freelance Engineering configuration software. It supports redundant hot-backup configuration to guarantee uninterrupted system operation for critical continuous production lines; max 10pcs S700 series I/O modules can be directly docked at right side of CPU without extra backplane, greatly saving cabinet space and reducing wiring cost. Two procurement options available: factory original brand-new with intact ABB original packaging; professionally overhauled refurbished version after full component replacement and function calibration, both covered by unified 12-month global quality warranty to lower factory emergency shutdown maintenance expense.
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| Item | Specification |
|---|---|
| Full Model | PM902F; PN:3BDH001000R0001 / 3BDH001000R0005 |
| Series | ABB AC900F Freelance DCS Standard CPU |
| CPU Clock | 800MHz Industrial ProcessorABB |
| Memory | 24MB Controller RAM,8MB Battery-Buffered SRAM,16MB DRAMABB |
| Max Supported I/O | Up to 1500 total I/O points |
| Local I/O | Direct mount max 10pcs S700 I/O modules |
| Onboard Ports | 4×RJ45 Ethernet(10/100M),2×RS232/RS485 Serial,SD Card SlotABB |
| Expansion Slot | 2 slots for PROFIBUS/CAN fieldbus interface modulesABB |
| Supported Protocols | Modbus TCP,Modbus RTU,IEC60870-5-104,PROFIBUS DP,ABB internal bus |
| Power Supply | External 24VDC(18~30VDC),Power Consumption≈10W |
| Optional Accessory | TD951F LCD Display Unit,TA951F Backup BatteryABB |
| Protection Grade | IP20(Indoor Cabinet Installation)ABB |
| Dimension(W×H×D) | 227×152×95mm |
| Net Weight | 1.1KG |
| Mounting | Standard DIN Rail Mounting |
| Operating Temp | -20℃~+70℃;Storage Temp:-40℃~+85℃ABB |
| Humidity | 5%~93%RH non-condensing,G3 corrosion resistance certifiedABB |
| Certification | CE,UL,RoHS,IEC61000 EMC Industrial Standard |
| Redundancy | Support Hot Standby Redundant ConfigurationABB |
| Required Software | Freelance Engineering V2013 & above versionABB |
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Thermal & Hydropower Plant: Boiler auxiliary system, water supply pump set, circulating water DCS main control unit
Petrochemical & Fine Chemical: Reactor, pipeline flow control, raw material storage tank monitoring DCS controller
Water & Wastewater Treatment Plant: Sewage dosing pump, sludge dewatering, intake/outlet full-process automatic control
Metallurgical Industry: Furnace auxiliary cooling water, flue gas desulfurization auxiliary equipment centralized control
Cement & Building Material: Kiln preheater, raw material batching system process DCS control
Food & Pharmaceutical Production: Fermentation tank temperature/pressure closed-loop automatic control
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Medium-Size Cost-Performance Balance: Between PM901F(lite,400I/O) & PM904F(high-end,1800I/O), optimal for most medium process projects
Rich Multi-Port Communication: Four independent Ethernet + dual serial + expandable fieldbus, flexible docking HMI/SCADA/field instruments
Redundancy Available: Hot standby redundant configuration avoids production stop caused by single CPU fault
Direct S700 I/O Plug-in: No extra backplane needed for local I/O, reduce cabinet cost and installation workload
Multiple Industry Standard Protocols: Native Modbus TCP/IEC104 for remote telecontrol and third-party equipment connection
G3 Harsh Environment Certified: Anti-corrosion design adapts chemical, power plant damp & corrosive workshop
Optional Local LCD Display: TD951F screen for on-site quick fault check without upper computer
New & Refurbished Dual Supply: Two grade options match different customer procurement budget and project demand
Do you provide global shipping services?
Yes. We have local distribution centers on all continents, which can quickly transport parts to any corner of the world.
2. What payment methods and currencies do you accept?
To make your purchasing process as simple as possible, we offer multiple payment methods including bank transfer, check, and PayPal. Meanwhile, we also accept most mainstream credit and debit cards, such as Visa, Mastercard, and American Express. We can accept payments in most major currencies worldwide, but we recommend using US dollars (USD), British pounds (GBP), or euros (EUR) as a priority. Payments in other currencies may incur additional fees. All transactions are securely processed by HSBC Bank and HSBC Merchant Services.
How many parts do you currently have in stock?
We have a vast inventory of thousands of new, refurbished, and outdated automation components, including products from well-known manufacturers such as ABB and Schneider. If you cannot find the required parts, please do not worry. We work closely with a global network of professional suppliers to provide you with tailored quotes even if the part is not listed on our website.
Who can I contact if I encounter any problems?
Our experienced customer service team will handle any issues after you place your order.