Technical Specifications Total Number of Channels: 16 analog input points Supported Signal Type: 0‑5 VDC analog voltage signal Maximum Input Signal Range: 0‑7 VDC peak Termination Type: Screw‑clamp field terminals Back‑Side Connector: D‑Sub high‑density connector for Triconex cable assembly Rated Isolation Voltage: 1500 V field‑to‑logic side Installation: DIN‑rail mounting Operating Temperature: 0 °C to +60 °C Storage Temperature: -40 °C to +85 °C Relative Humidity: 5%‑95%, non‑condensing Certifications: SIL3, UL, CE Terminal Torque Specification: 0.5‑0.6 N·m Weight: 0.82 kg
Functional Features Dedicated termination for 0‑5 VDC analog input channels of Tricon I/O modules. Screw‑clamp terminals accept different gauge field instrument conductors. Rear‑side D‑Sub connector interface for original factory‑made analog signal cable assembly. Optimized PCB layout reduces analog signal crosstalk between adjacent channels. Hot‑swap maintenance support; field instrument wiring remains connected during I/O module replacement. Clear channel marking printed on panel surface for wiring identification. Integrated protective earth grounding terminal for shielding connection. Preserves full diagnostic capability of matched analog input modules.
Application Scenarios 0‑5 VDC analog signal termination for petrochemical SIS safety instrumented system. Field voltage‑type sensor signal transition for oil‑gas processing safety loops. Refinery safety‑related analog measurement signal wiring marshaling. Chemical plant reactor safety monitoring voltage‑signal termination. Power‑plant safety‑system analog input cabinet‑internal signal transition. Process industry safety interlock voltage‑transmitter field wiring interface.
Performance Parameters Analog Signal Accuracy Impact: Introduces negligible signal offset within 0.05% full scale Inter‑Channel Crosstalk: Low crosstalk for adjacent analog channels Contact Resistance: Stable low‑resistance signal path for each channel Mechanical Durability: Tolerates repeated wiring operations for maintenance Shielding Compatibility: Supports shielded twisted‑pair field instrument cables
Material Composition Main circuit board: Conformal‑coated high‑precision analog printed circuit board. Panel housing: Flame‑retardant industrial engineering plastic. Termination hardware: Metal alloy screw‑clamp terminal blocks. Connector assembly: Gold‑plated D‑Sub multi‑pin connector. Fasteners: Anti‑vibration locking metal hardware.
Structural Characteristics Compact DIN‑rail‑mount termination panel form factor. Front‑panel exposed screw terminals for convenient field instrument wiring. Rear‑mounted D‑Sub connector for system cable assembly connection. Visible channel number labeling on front surface. Dedicated grounding lug for protective earth and shield connection. Spring locking clip secures panel onto standard DIN rail.
Working Principle 0‑5 VDC analog voltage signals from field transmitters connect onto front‑panel screw terminals of 9761‑210 panel. Internal high‑precision PCB traces route each analog signal to rear‑side D‑Sub connector. Signals transmit through factory‑finished analog cable assembly to corresponding Tricon analog input module. Optimized PCB trace layout suppresses inter‑channel crosstalk. Shield connections from field cables terminate at panel grounding lug and divert electromagnetic interference energy to cabinet protective earth bus. Complete signal return path enables module‑side fault diagnosis for field loop conditions.
Installation Requirements Mount termination panel onto standard 35 mm DIN rail in protected control cabinet. Connect protective earth and field cable shield to dedicated grounding lug. Use original Triconex analog‑signal dedicated cable assembly for connection between termination panel and analog input I/O module. Tighten field terminal screws within 0.5‑0.6 N·m torque range. Field instruments must use shielded twisted‑pair cables. Separate analog signal cables and high‑power power‑cable routing. Maintain cabinet ambient temperature and humidity within rated operating limits without condensation.
There are no reviews yet.