Yokogawa IR400 - Manual (Page 109)

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IM 11G02N01-01E
Dedicated relay board (Option code: /R)
This relay board receives signals from connector CN3 of
the IR400 I/O terminal module and activates the calibration
solenoid valve directly.
• Relay contact : 1 normally closed contact
Contact capacity; 250 V AC/2 A
(resistive load)
Part Numbers
Item Qty Part No.
1
1 K9218SG
K9218SF Relay board
Cable
For external contact point
Description
For relay board
T10.EPS
External Dimensions
(Unit: mm)
CN1
CN9
CN2 CN3 CN4 CN5
CN13
CN6 CN7 CN8
F10.EPS
75 65
150
140
15 Max.
ø 4.5 Mounting hole
Connections
CN1 CN9
Solenoid valve
driving power
Solenoid valve
CN2
CN13
CN3
Reserved
For switching
sample
CN3
For zero gas
Relay board
I/O terminal module
Dedicated cable (D-sub 9-pin straight cable 1.5 m)
For span gas
CN4 CN5 CN6 CN7 CN8
Ch1 Ch2 Ch3 Ch4 Ch5
F11.EPS
Contact action
• During measurement: CN1; ON
Others; OFF
• During calibration: CN1; OFF
Others; Contact corresponding to
calibration timing is ON
Recommended Connector
• CN1 to CN9: Housing; VHR-2N
(Japan Solderless Terminals (JST))
Contact; SVH-21T-1.1
(Japan Solderless Terminals (JST))