A&D Apollo GX-A(E/WP) & GF-A(WP) Series
Advanced-Level Analytical/Precision Balances
GX-A/GF-A Series Multi-functional Precision Balances Taking Weighing Precision and Protection to New Heights
PDFBrochure (PDF 2.7 MB)
PDFManual (PDF 5.4MB)
PDFManual - FRD Addendum (PDF 764 KB)
PDFSupplementary manual for the GF-123/1202A (PDF 69KB)
PDFCommunication manual (PDF 1.7MB)
PDFQuick start guide (PDF 2.5MB)
Dedicated software WinCT-GXA-Filter
This software is for users who wish to install the GX-A/GF-A balance in an automated weighing system and adjust its response settings beyond the standard settings.
Other relevant software
interviews and testimonials
PDFECL and the USP Minimum Weight Standard (PDF 59 KB)
MOVIEVideos (YouTube)
Impact Shock Detection Flow Rate Display Electronically Controlled Load Super Hybrid Sensor Reverse Backlit LCD Quick USB USB Interface RS-232C Interface User Access Control GLP Compliant Time and Date Data Memory Function Counting with ACAI Percentage Function Animal Weighing
Statistical Calculation Comparator Function Auto Power ON Auto Power OFF Underhook Universal Flexi Coms Software External Calibration
Internal Calibration
USB Host Interface Ethernet (TCP/IP) interface Rechargeable Battery Bluetooth                      
Impact shock detection (ISD) providing feedback to prevent damage to the weight sensor*1
Electronically controlled load (ECL) that enables precision management without using an external weight*1
Flow rate display (FRD) that makes calculating and recording flow rates easier and more accurate*2
IP65 dust and waterproof (GX-AWP/GF-AWP)
Smart super hybrid sensor (Smart SHS) that realizes fast stabilization, long-term durability and low cost of ownership
Shock logging function that records up to 50 adverse impact loads with a timestamp for later inspection
Cushioning under the weighing pan to mitigate impact shocks significantly
Protection against vertical and transverse static overloading
Flow rate comparator that indicates whether the flow rate is within the designated limits
Tare memory function that saves the tare value in non-volatile memory
Built-in fanless ionizer with Quick Ion® technology and external IR switch (GX-AE)
Large and detachable, antistatic glass breeze break (0.0001 g models)
Retractable doors that fold into the back, requiring no extra space at the rear
Automatic self calibration in response to temperature changes or according to set schedules (GX-AE/GX-A/GX-AWP)
Automatic minimum weight calculation with either ECL or an actual, external weight
Alert function to ensure that the measured quantity is not smaller than the set minimum weight
Selectable response characteristics for trading faster weighing speed for higher display stability or vice versa
Large, front-mounted spirit level with LED illumination
Easy-to-adjust leveling feet with thumbwheels
User access control (UAC) that password-protects the balance from misuse
GLP/GMP/GCP/ISO compliant output to meet documentation requirements
Universal Flexi Coms (UFC) to customize printout content and layout*3
Gross/Net/Tare output
Data memory function to save weighing results, calibration results and unit masses to be used in counting mode in the device itself
Counting mode with the Automatic Counting Accuracy Improvement (ACAI) function
Percent mode function for target weighing or checking sample variation
Animal weighing (average & hold) function for weighing moving objects
Statistical calculation function (SCF) to facilitate the analysis of measurements
Five-level comparator function with buzzer
Auto power ON and OFF functions
Density determination function (optional density determination kits available for the 0.0001/0.001 g models)
Underhook for weighing a magnetic material as well as measuring density

*1 Patented
*2 For graphing weight and flow rate changes in real time, download WinCT-FRD here
*3 For editing and sending UFC setting commands, download WinCT-UFC here

Demonstration Videos - Introducing Various Functions of the GX-A/GF-A Series

Clip 1: ISD Function

Clip 2: ECL Function

Clip 3: FRD Function

Introducing Windows UFC Setting Tools, "WinCT-UFC"

External Input/Output
RS-232C interface (standard)
Quick/bi-directional USB interface*4 (standard)
2nd RS-232C interface (optional)
Comparator relay output/buzzer/external key input interface (optional)
Analog (0-1/0.2-1 V) output interface (optional)
Ethernet (TCP/IP) interface (optional)
External key input interface + the AX-SW137-PRINT foot switch (optional)
External key input interface + the AX-SW137-REZERO foot switch (optional)
External key input interface + the AX-T-314A-S plug (optional)
USB host interface (optional)
External IR switch (optional)

*4 Users can toggle between the Quick USB mode (plug-and-play with weighing data output to a PC only) and the Virtual COM mode (for bi-directional communication) using internal settings. For the latter, a driver (available for download here) needs to be installed on the PC (except for those with Windows 10).
GXA-03 : 2nd RS-232C interface    PDFManual (PDF 1.3 MB)
GXA-04 : Comparator relay output/buzzer/external key input interface    PDFManual (PDF 1.3 MB)
GXA-06*7 : Analog (0-1/0.2-1 V) output interface    PDFManual (PDF 1.3 MB)
FXi-08 : Ethernet (TCP/IP) interface    PDFManual (PDF 134 KB)
GXA-09 : Built-in rechargeable battery (factory-installed/dealer option)    PDFManual (PDF 266 KB)
GXA-10 : Large glass breeze break (standard for the 0.0001 g models of the GX-A/GF-A series)    PDFManual (PDF 189 KB)
GXA-12 : Animal weighing pan (for the 0.001/0.01/0.1 g models of 320 g capacity or higher)    PDFManual (PDF 184 KB)
GXA-13 : Density determination kit for the 0.001 g models    PDFManual (PDF 801 KB)
GXA-14 : Density determination kit for the 0.0001 g models    PDFManual (PDF 848 KB)
GXA-17 : Large glass breeze break with built-in fanless ionizer and external IR switch (standard for the GX-AE series)    PDFManual (PDF 509 KB)
GXA-23-PRINT : External key input interface + the AX-SW137-PRINT foot switch    PDFManual (PDF 300 KB)
GXA-23-REZERO : External key input interface + the AX-SW137-REZERO foot switch    PDFManual (PDF 300 KB)
GXA-23-PLUG : External key input interface + the AX-T-314A-S plug    PDFManual (PDF 300 KB)
GXA-24 : USB host interface (factory-installed/dealer option)    PDFManual (PDF 364 KB)
GXA-25 : Fanless ionizer of Quick Ion® technology    PDFManual (PDF 712 KB)
GXA-26 : External IR switch    PDFManual (PDF 300 KB)
GXA-27*8 : Bluetooth® interface    PDFManual (PDF 226 KB)

*5 Only one of GXA-03, GXA-04, GXA-06, FXi-08, GXA-09, GXA-17, GXA-23-PRINT/REZERO/PLUG, GXA-24, GXA-25, GXA-26, or GXA-27 can be installed (meaning that GXA-03, GXA-04, GXA-06, FXi-08, GXA-09, GXA-23-PRINT/REZERO/PLUG, GXA-24, or GXA-27 cannot be installed in the GX-AE series without first removing its interface for the built-in fanless ionizer.).
*6 The GX-AWP/GF-AWP series are not IP65 with GXA-03, GXA-04, GXA-06, FXi-08, GXA-17, GXA-23-PRINT/REZERO/PLUG, GXA-24, GXA-25, or GXA-26.
*7 Analog output is updated according to the display refresh rate. Display refresh rate can be changed in the internal settings of the balance. (approx. 5/10/20 times/sec)
*8 Please contact your local A&D representative to find out whether GXA-27 is certified for compliance with Bluetooth® communication laws in your country.
AD-1641 : Air flow logger
AD-1682 : Rechargeable battery unit
AD-1683 : Static eliminator*9
AD-1684A : Electrostatic field meter
AD-1687 : Weighing environment logger
AD-1688 : Weighing data logger
AD-1689 : Tweezers for calibration weight
AD-8127 : Compact printer
AD-8526 : RS-232C/Ethernet (TCP/IP) converter
AD-8529PC-W : Bluetooth® converter for PC
AD-8529PR-W : Bluetooth® converter for printer
AD-8920A : Remote display
AD-8922A : Remote controller
AX-BM-NEEDLESET : Electrode unit for ionizer (4 pcs)
AX-GXA-31 : Main unit cover (5 pcs)
AX-KO2737-500 : Waterproof RS-232C cable (5 m)
AX-SW137-PRINT : Foot switch for print
AX-SW137-REZERO : Foot switch for re-zero
AX-USB-9P : RS-232C/USB converter

*9 Power needs to be supplied from an AC adapter. Recommended when Apollo has another option than GXA-17 or GXA-25 installed.
Models GX-124AE
Capacity 122 g 220 g 320 g
Readability 0.0001 g
Repeatability (standard deviation) 0.0001 g 0.0002 g (300 g)
0.0001 g (200 g)
Minimum weight* (typical) 120 mg
Linearity ±0.0002 g ±0.0003 g
Stabilization time (when set to FAST under a good environment) Approx. 1.5 sec (100 g) Approx. 2 sec (200 g)
Approx. 1.5 sec (100 g)
Approx. 2 sec (300 g)
Approx. 1.5 sec (100 g)
Weighing pan size Ø90 mm
External dimensions 259 (W) × 358 (D) × 332 (H) mm (including the large glass breeze break)
Net weight Approx. 7 kg
Models GF-123A GX-203A
Capacity 122 g 220 g 320 g 420 g 620 g 1100 g 1620 g
Readability* 0.001 g
Repeatability (standard deviation) 0.001 g 0.002 g (1600 g)
0.001 g (1000 g)
Minimum weight** (typical) GX-A/GF-A: 1.4 g | GX-AWP/GF-AWP: 1.8 g
Linearity ±0.002 g ±0.003 g
Stabilization time (when set to FAST under a good environment) Approx. 1 sec
Approx. 0.8 sec (5 g)
Approx. 1.5 sec
Approx. 0.8 sec (5 g)
Weighing pan size 128 mm × 128 mm
External dimensions GX-A/GF-A: 212 (W) × 317 (D) × 171 (H) mm (including the small plastic breeze break)
GX-AWP/GF-AWP: 212 (W) × 326 (D) × 171 (H) mm (including the small plastic breeze break)
Net weight Approx. 5 kg
Models GF-1202A GX-2002A
GX-6002AWP GF-6002A
GX-6001AWP GF-6001A
Capacity 1220 g 2200 g 3200 g 4200 g 6200 g 10200 g 6200 g 10200 g
Readability* 0.01 g 0.1 g
Repeatability (standard deviation) 0.01 g 0.02 g (10000 g)
0.01 g (5000 g)
0.1 g
Minimum weight** (typical) GX-A/GF-A: 14 g | GX-AWP/GF-AWP: 18 g 100 g
Linearity ±0.02 g ±0.03 g ±0.1 g
Stabilization time (when set to FAST under a good environment) Approx. 1 sec
Approx. 0.8 sec (50 g)
Approx. 1.5 sec
Approx. 0.8 sec (50 g)
Approx. 1 sec
Approx. 0.8 sec (500 g)
Weighing pan size 165 mm × 165 mm
External dimensions GX-A/GF-A: 212 (W) × 317 (D) × 93 (H) mm
GX-AWP/GF-AWP: 212 (W) × 326 (D) × 93 (H) mm
Net weight Approx. 5 kg
* Repeatability can worsen depending on the environmental conditions and operator skills.
** Pursuant to the United States Pharmacopeia (USP), Chapter 41

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