Manual
13
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All Rights Reserved. Copyright © 2012-2013, Yokogawa Electric Corporation
GS 04L51B01-01EN May. 7, 2013-00
Implies the regulation for impulse withstand voltage.
“II” applies to electrical equipment which
is supplied from the xed installation like a
distribution board.
*2 Pollution degree 2:
Describes the degree to which a solid, liquid,
or gas which deteriorates dielectric strength or
surface resistivity is adhering.
“2” applies to normal indoor atmosphere.
Normally, only non-conductive pollution occurs.
*3 Measurement category II:
Applies to measuring circuits connected to low
voltage installation, and electrical instruments
supplied with power from xed equipment such as
electric switchboards.
• WEEE Directive: Compliant
Construction
• Front panel (terminal): Water and dust-proof,
Complies with IEC529-IP20
• Material: Polycarbonate
• Color;
Front: Charcoal grey light (CC28)
Bezel: Smoke blue (CC53)
• Dimensions: 45 mm(W) x 100 mm(H) x 133
mm(D) (D: including terminal cover)
• Weight: Approx. 0.3 kg
Power Supply
Suppy from GX main unit.
• Power consumption:
GX90XA-10-U2: 0.7W or less
GX90XA-10-T1: 0.9W or less
Isolation
Functional insulation
Reinforced insulation
Analog input CH1
Analog input CH2
Analog input CH3
Analog input CH4
Analog input CH5
Analog input CH6
Analog input CH7
Analog input CH8
Analog input CH9
Analog input CH10
Input circuit
Internal circuit
Terminal arrangements
M3 screw terminal
No. Symbol No. Symbol No. Symbol
301 CH1( /b)*1 201 CH1(-/B) 101 CH1(+/A)
302 CH2( /b)*1 202 CH2(-/B) 102 CH2(+/A)
303 CH3( /b)*1 203 CH3(-/B) 103 CH3(+/A)
304 CH4( /b)*1 204 CH4(-/B) 104 CH4(+/A)
305 CH5( /b)*1 205 CH5(-/B) 105 CH5(+/A)
306 CH6( /b)*1 206 CH6(-/B) 106 CH6(+/A)
307 CH7( /b)*1 207 CH7(-/B) 107 CH7(+/A)
308 CH8( /b)*1 208 CH8(-/B) 108 CH8(+/A)
309 CH9( /b)*1 209 CH9(-/B) 109 CH9(+/A)
310 CH10( /b)*1 210 CH10(-/B) 110 CH10(+/A)
* RTD input terminal b is shorted internally across
all channels.
*1 "NC" (Not connected) for the electromagnetic
relay scanner type.
Clamp terminal (Solid state relay scanner type
only)
No. Symbol No. Symbol
201 CH2(+/A) 101 CH1(+/A)
202 CH2(-/B) 102 CH1(-/B)
203 CH2( /b) 103 CH1( /b)
204 CH4(+/A) 104 CH3(+/A)
205 CH4(-/B) 105 CH3(-/B)
206 CH4( /b) 106 CH3( /b)
207 CH6(+/A) 107 CH5(+/A)
208 CH6(-/B) 108 CH5(-/B)
209 CH6( /b) 109 CH5( /b)
210 CH8(+/A) 110 CH7(+/A)
211 CH8(-/B) 111 CH7(-/B)
212 CH8( /b) 112 CH7( /b)
213 CH10(+/A) 113 CH9(+/A)
214 CH10(-/B) 114 CH9(-/B)
215 CH10( /b) 115 CH9( /b)
* RTD input terminal b is shorted internally across all channels.
A/D Calibration Value
Two types of A/D calibration values (factory
shipment setting and user setting) can be saved.
If the user setting is not proper, it can be restored
to the calibration value at factory shipment.