ICS Triplex T9892

产品名称:安全数字输入模块(三模块冗余)
产品介绍:一款高度可靠、经 TÜV 认证的安全输入模块,设计用于 ICS 三重可信 TMR(三重模块化冗余)安全仪表系统 (SIS)。
技术规格: 16 个通道;可接受 24 VDC 干接点或有源信号;通过 TÜV 认证,符合 IEC 61508 SIL 3 标准;每个通道均采用三重冗余处理器和投票逻辑。
Category:
Description

Key Functional Features

  • 8 duplex-isolated output channels​ with dual commoned field wiring (Common A / Common B)
  • Dedicated separate connector​ for field power input voltage connections
  • Additional fusing​ for extra protection against field-side faults
  • SIL 3 capable​ when paired with the T9451 digital output module (IEC 61508 certified)
  • Channel-to-channel isolation: 500 VDC
  • Dual-redundant power buses​ for fault-tolerant operation
  • Pin-compatible​ with T9852 (same pin-out and coding peg configuration)

Technical Specifications

Electrical Characteristics

Parameter
Value
Output Voltage (Field)
24 VDC (operating range 18–32 VDC)
Max Switching Current
2 A per channel
Common Bus Current Capacity
10 A per common​ (Common A & Common B)
Backplane Power Input
18–32 VDC
Backplane Current Draw
120 mA (max)
Power Consumption
2.8 W (max)
Heat Dissipation
9.5 BTU/hr
Isolation
500 VDC (channel-to-channel & channel-to-chassis)
Channel Response Time
< 1 ms (dependent on T9451)
Redundancy Switchover Time
< 100 ms (automatic, via T9451)

Mechanical Specifications

Parameter
Value
Form Factor
AADvance standard termination assembly
Dimensions
112 mm (W) × 70 mm (D) × 123 mm (H)
Weight
1.0 kg (2.2 lb)
Mounting
Plug-in to T9300 3-slot backplanes; tool-free installation
Protection Rating
IP20
Housing Material
Powder-coated metal alloy with flame-retardant polymer insulators
Connector Type
Locking screw-type terminal blocks (2.5 mm² wire capacity)
Color
Black (matches AADvance chassis)

Environmental Specifications

Parameter
Value
Operating Temperature
-20°C to +70°C​ (-4°F to 158°F)
Storage Temperature
-40°C to +85°C (-40°F to 185°F)
Relative Humidity
10%–95% (non-condensing)
Vibration
IEC 60068-2-6 compliant (2 g, 10–150 Hz)
Shock
IEC 60068-2-27 compliant (15 g, 11 ms)
EMI/RFI Immunity
EN 61000-6-2 / EN 61000-6-4 compliant
Altitude
Up to 2000 m without derating

System Compatibility

  • Controller Platform: AADvance safety controller systems
  • Processor Base: T9100 processor base units
  • Backplane: T9300 3-slot backplanes
  • Paired Module: T9451 digital output module​ (mandatory)
  • Engineering Tool: AADvance Engineering Tool v4.0+ for diagnostics & monitoring
  • Equivalent Model: Same pin-out as T9852 (simplex/dual TA)

Application Scenarios

  • Safety-critical control loops​ requiring SIL 3 certification
  • Oil & gas, petrochemical, power generation, and pharmaceutical industries
  • Driving field actuators: relays, solenoid valves, motor starters, and transistor loads
  • Redundant / fault-tolerant digital output​ distribution where dual power feeds are required
  • Emergency shutdown (ESD)​ and fire & gas (F&G) systems

Working Principle

The T9892 acts as the field-facing termination interface​ between the T9451 digital output module (mounted on the T9300 backplane) and the field devices. The T9451 generates the logic-level output signals; the T9892 provides:
  1. Wiring termination​ for 8 output channels with dual commoned return paths
  2. Independent field power connectors​ feeding 24 VDC to the load side
  3. Fuse protection​ (10 A per common) isolating field faults from the controller
  4. Galvanic isolation​ (500 VDC) between channels and to chassis
  5. Automatic redundancy switchover​ (< 100 ms) when operating in duplex mode with paired T9451 modules

Installation Requirements

  • Install by plugging directly into the T9300 3-slot backplane​ (tool-free)
  • Ensure the coding pegs​ match the backplane slot configuration (identical to T9852)
  • Use appropriate wire gauge​ up to 2.5 mm² (approx. 16 AWG) for terminal blocks
  • Provide two independent 24 VDC field power supplies​ (Common A & Common B) to the dedicated front-panel connectors
  • Verify proper torque​ on screw terminals to prevent loose connections
  • Mount only within an IP20-rated enclosure / control cabinet​ environment
  • Maintain ambient temperature within -20°C to +70°C

Usage Precautions

  • Always pair with a T9451 module​ — the T9892 alone cannot generate outputs
  • Do not exceed 2 A per channel​ or 10 A per common bus current rating
  • Replace fuses only with 10 A rated​ fuses of the same type to maintain protection level
  • Ensure both field power feeds are present​ for full duplex redundancy operation
  • Verify polarity​ of the 24 VDC field supply before energizing
  • De-energize all power​ (backplane and field) before removing or inserting the assembly
  • Confirm SIL 3 certification​ is valid only when the complete T9451 + T9892 pair is used as a certified set
  • Operate only within the specified temperature, humidity, and altitude limits
  • Regularly inspect​ terminal tightness and fuse condition as part of preventive maintenance

Compliance & Certifications

  • CE marked; UL listed​ for industrial control equipment
  • IEC 61508 SIL 3​ certified (when paired with T9451)
  • ANSI/ISA 84.00.01​ compliant
  • RoHS compliant
  • Lifecycle status: Active​ (manufacturer: Rockwell Automation, origin: Mexico)
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