English Version HIMA F7130A 984713060 Power Supply Module
1. Product Overview
HIMA F7130A 984713060 is an isolated DC/DC power supply module developed by HIMA, specially designed for PES H41q safety programmable electronic system. Part number 984713060 matches model F7130A exclusively, acting as the standard power supply unit for H41q safety instrument system. HIMA F7130A 984713060 converts 24 VDC industrial input voltage into two independent isolated 5 VDC outputs, supplying CPU/I/O modules and HIBUS internal bus respectively. Full electrical isolation between input and outputs is integrated, with multiple circuit protections built-in. It occupies 4 SU rack width, compatible with 19-inch control cabinets, delivering stable power for SIS systems requiring high safety standards such as petrochemical and power industries.
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2. Technical Specifications
- Input Electrical Parameters: Rated 24 VDC, fluctuation range -15% ~ +20%, input ripple rpp < 15%, built-in 5 A gL primary fuse F5AT at input terminal
- Dual Isolated Output Ratings
- CPU/EA (Central Unit IO) Output: 5 VDC ± 0.25 V, max output current 10 A
- HIBUS Bus Output: 5 VDC ± 0.25 V, max output current 1 A
- Conversion Performance: Power conversion efficiency ≥ 70%, complete galvanic isolation between input and two output channels to block high-low voltage crosstalk
- Hardware Protection: Overvoltage protection, current limiting circuit equipped, both outputs support short-circuit automatic recovery
- Diagnostic Indication: 3 LED indicators on front panel display L+ input voltage, 5V CPU power, 5V HIBUS bus power separately; dim lighting of 5V CPU LED does not indicate module failure, system maintains normal operation
- Independent Monitoring Circuit: Pin z16 (NG) provides separate power for central controller monitoring loop, free from main load fluctuation interference
- Mounting Dimension: Occupies 4 SU standard slot, fits HIMA H41q series 19-inch 5U subrack
- Terminal Definition: L+z2 = DC positive input, L-d32/d2 = DC negative input, PE d4 = protective earth; z14/d14 = HIBUS positive/negative, z10/d6 = CPU positive, z12/z30 = CPU negative
3. Product Features
- Dual separated power supply architecture, physical isolation between bus and control power loops to avoid bus load impact on CPU core power
- Isolated DC/DC topology reduces EMC electromagnetic interference to safety controllers, complies with CE industrial EMC directive
- Short-circuit withstand design for all outputs, auto current limiting under short load, automatic recovery after fault removal without restart
- Visual LED fault diagnosis, rapid power status judgment without external measuring equipment
- Independent monitoring power pin ensures continuous power supply for system diagnostic and watchdog safety circuits
- Standard modular hot-plug structure, supports online replacement to cut SIS system downtime
- Compatible with redundant system configuration, multiple HIMA F7130A 984713060 can be paralleled for 1+1 redundant power architecture to improve system availability
- Wide input voltage range adapts to unstable industrial grid voltage at power plant and refinery sites
4. Application Fields
- Process Industry SIS Safety Instrument System: Emergency shutdown control for oil refinery, natural gas exploitation, chemical plants
- Thermal Power Generating Units: Boiler FSSS furnace safety monitoring, turbine ETS trip protection system
- Oil & Gas Storage Stations: Pipeline emergency cut-off, tank high-low level safety interlock control
- Pharmaceutical Fine Chemical Industry: Over-temperature over-pressure safety protection loop for reaction kettles
- Rail Transit Signal Safety Control, Metallurgy Blast Furnace Safety Interlock System
- PES H41q complete control cabinet power supply for safety levels AK1~AK6 and SIL3
5. Operation Guide
5.1 Installation Steps
- Cut off 24V main power supply of entire PES H41q system, confirm no live circuit inside cabinet
- Slide HIMA F7130A 984713060 along 19-inch rack rail into free 4SU slot, lock side fixing buckle
- Terminal Wiring: Connect L+z2 to 24V DC positive, parallel L-d2/d32 to 24V negative, reliable connect PE d4 to cabinet protective earth
- Load Loop Wiring: Link z14/d14 to HIBUS backplane; z10/z6 positive, z12/z30 negative to CPU & I/O backplane; wire z16 separately to controller monitoring terminal
- Tighten all terminals to avoid loose connection, confirm no short circuit on two output loops before restoring 24V main power
5.2 Operation Status Judgment
- All 3 LEDs steady on: Input and dual outputs normal, stable system power supply
- Only input LED lit, output LEDs off: Check short circuit or open circuit on backend load
- Dim light of 5V CPU LED: Normal operating condition, no need to replace HIMA F7130A 984713060
- All LEDs extinguished: Inspect blown 5A F5AT fuse or interrupted 24V input power
5.3 Maintenance Rules
- Clean dust on panel and terminals annually under power-off state, retighten wiring terminals
- If 5A primary fuse blows frequently, troubleshoot short-circuit fault on I/O modules or bus, do not replace with higher rated fuse
- Abnormal overheating of module housing requires reduction of backend load current, ensure output current below rated 10A/1A limit
- Disconnect 24V input power before disassembly maintenance, hot plug of HIMA F7130A 984713060 is forbidden
6. Working Principle
HIMA F7130A 984713060 adopts dual isolated channel DC/DC step-down topology. 24 VDC input passes front-end 5A fuse and filter, then splits into two independent conversion branches.The first branch converts to 5V HIBUS bus power with 1A max current, dedicated to rack internal HIBUS communication bus; the second branch outputs high-power 5V supply with max 10A current for CPU, digital/analog I/O control modules. Two conversion channels are fully galvanic isolated to eliminate voltage interference from bus communication pulse to control core.Internal overvoltage sampling and current-limiting chips monitor output voltage & current in real time, cut off output and limit current instantly under short-circuit condition. Pin z16 draws power separately from front conversion stage, guaranteeing safety monitoring circuit free from backend load failure. Front panel LEDs collect input and dual output voltage signals synchronously to visualize power operation status.
7. Cross-Brand HIMA Power Module Comparison
- HIMA F7130A 984713060: For H41q system, 4SU width, dual 5V output (10A+1A), full input-output isolation, main power supply for medium-sized SIS cabinet
- HIMA F7131 Power Module: Single output design without independent HIBUS channel, only for compact H41q single rack, 6A max output current, no separate monitoring pin z16
- HIMA F-PWR02: Exclusive for HIMatrix F series, single 15W output, incompatible with H41q HIBUS bus, no dual isolation channel
- HIMA F60 PS01: Matching HIMatrix F60 controller, multi mixed voltage outputs converted from 24V, cannot support PES H41q bus architecture
- HIMA Z1006: Front-end AC-DC distribution power without isolated 5V output, only used as system pre-distribution unit, unable to power CPU directly
8. Compatible Matching Products
- Main Controller Unit: PES H41q safety programmable electronic system, F8653X H41q Central CPU Module
- I/O Matching Modules: F3226 Digital Input Module, F3328 Digital Output Module, F3417A Analog Input Module
- Communication Expansion: F8627X Ethernet Communication Module, F8628 Bus Extension Module
- Mounting Rack: H41q dedicated 19-inch 5U standard subrack
- Programming Software: ELOP II Safety System Configuration Software
- Redundancy Matching: Second unit of HIMA F7130A 984713060 to build 1+1 redundant power supply system
9. FAQ
Q1: The 5V CPU LED of HIMA F7130A 984713060 is very dim, is the module damaged?A1: No failure. Official document clearly states dim lighting of 5V CPU/EA LED is normal operation. Parameter fluctuation of controller power loop causes low brightness, system safety functions remain unaffected.
Q2: HIBUS output LED does not light up after power on HIMA F7130A 984713060, how to troubleshoot?A2: Step 1 disconnect z14/d14 bus wiring and power on under no-load state; if LED lights steady, short circuit exists on HIBUS bus; if still off, inspect blown 5A F5AT fuse and loose wiring terminals.
Q3: Can HIMA F7130A 984713060 be used on H51q safety system?A3: Not supported. HIMA F7130A 984713060 only fits PES H41q series, H51q system requires dedicated F7131 power module.
Q4: The 5A front fuse blows frequently, can I replace with 10A fuse?A4: Replacement with higher current fuse is strictly prohibited. 5 A gL is rated protection specification for HIMA F7130A 984713060, oversized fuse removes short-circuit protection and burns module & backend controller.
Q5: How many I/O modules can one single HIMA F7130A 984713060 drive at maximum?A5: Max 10A for CPU/I/O output, average power consumption 0.3A per I/O module, maximum load within 30 modules; total HIBUS bus load shall not exceed 1A simultaneously.
Q6: Does HIMA F7130A 984713060 support redundant parallel operation?A6: Yes, two identical HIMA F7130A 984713060 can be paralleled for 1+1 redundant power supply, the standby unit takes full load seamlessly when one unit fails, improving SIS system availability.
Q7: What is the function of pin z16 (NG), can I leave it unconnected?A7: z16 supplies independent power for central controller monitoring loop, unconnected pin causes power loss of watchdog and fault diagnosis circuit, triggering safety shutdown of controller, wiring according to drawing is mandatory.
Q8: What is the minimum stable input voltage of HIMA F7130A 984713060?A8: Rated 24 VDC input allows -15% voltage drop, minimum stable operating voltage 20.4 VDC; below this value, two 5V outputs will generate voltage drop and LED extinction.
10. Recommended HIMA Series Models
- F7130A Power Supply Module
- F7131 Safety System Power Module
- F-PWR02 HIMatrix Power Module
- F60 PS01 F60 Controller Power Module
- Z1006 Front Distribution Power Module
- F8653X H41q Central CPU Module
- F8627X Ethernet Communication Module
- F3226 Digital Input Module
- F3328 Digital Output Module
- F3417A Analog Input Module
- F3406A Analog Output Module
- F8628 Bus Extension Communication Module
- F1101 Fail-Safe Input Module
- F1202 Relay Output Safety Module
- F2101 Redundant Backplane Interface Module
