Core parameters (9753‑1‑1)

Number of channels: 32 channels (compatible with 32-point DI/DO/AI/AO)

Adapter modules: 3501E, 3503E, 3504E, 3700, 3701, etc. Tricon I/O

Terminal connectors: Screw type, wire diameter 0.5–2.5 mm² (14–22 AWG)

Rated voltage: ≤ 60 VDC; Insulation withstand voltage 63 VAC/1 min

Current per channel: ≤ 1 A; Common terminal ≤ 2 A

Installation method: Standard NS 35 DIN rail

Dimensions (approx.): 485 × 45 × 35 mm

Weight: Approximately 0.75 kg

Operating temperature: –40°C ~ +85°C

Protection level: IP20 (terminal area)

Certifications: SIL3, IEC 61508, ISA G3 Corrosion Resistance

Functional features

TMR triple redundancy adaptation: Fully compatible with Tricon triple redundancy architecture, signal isolation, strong anti-interference

32-channel high-density adapter: Centralized wiring, simplifies cabinet wiring, reduces wiring errors, shortens construction period

Online maintenance design: With disconnect terminals + test holes, supports continuous-line measurement,逐路排查， online calibration

Passive design： No external power supply required， reduces fault points， improves system reliability

High-reliability connection： Phosphor bronze gold-plated contacts， low contact resistance， anti-oxidation， long service life

Clear identification： Each channel has a number and function label， facilitating line tracing and document correspondence

Typical applications

Tricon SIS/ESD 32-point DI/DO front-end adapter (chemicals， oil and gas， power)

Fire and gas system (F&G)， boiler protection， unit interlock， etc. safety loop signal interface

High-density I/O cabinet wiring， facilitating maintenance， fault location and system expansion

Same series model differentiation (9753‑1XX)

9753‑1‑1： General 32-channel I/O terminal board (most commonly used)

9753‑110： Analog quantity dedicated terminal board (compatible with 4–20 mA/0–10 V)

9753‑120： Terminal board with relay output (compatible with 3636R， etc.)