I. Basic Specification

Full Name: Fiber‑Optic GPIB Extender (Fiber Optic GPIB Extender)

Function: Converts standard GPIB (IEEE 488) to fiber optic transmission, extending distance + electrical isolation + anti-interference

Typical Usage: Used in pairs (near end + far end), connecting remote GPIB devices (oscilloscopes, source meters, spectrum analyzers, etc.)

Part Number: 186135G-01

II. Core Specifications

Compatibility standards: IEEE 488.1 / 488.2 + HS488 (High Speed) Transmission rate:

Standard GPIB: 1.5 MB/s

HS488: 2.8 MB/s

Device capacity: Up to 14 GPIB instruments (single-ended)

Bus distance:

Copper cable (standard): ≤ 20 m

Optical fiber: ≤ 1 km (multi-mode), no need for repeaters Interface:

GPIB: DB-25 Mother Terminal

Optical Fiber: Dual SC/ST multimode fiber ports (transmit and receive)

Electrical Isolation: Completely electrically isolated, resistant to EMI/RFI, ground loop interference

Power Supply: +5 VDC, 500 mA (maximum 2.5 W)

III. Environment and Physical

Operating Temperature: 0 ℃ ~ +55 ℃

Storage Temperature: −20 ℃ ~ +70 ℃

Size: 141 × 102 × 25 mm (5.56 × 4.02 × 0.98 in)

Weight: Approximately 0.2 kg (0.44 lbs)

Installation: Desktop / Wall Mount, Metal Enclosure

IV. Software and System

Driver: NI-488.2, NI-VISA

System: Windows / Linux, compatible with LabVIEW, LabWindows/CVI

Topology: Supports Star / Chain GPIB Network