258
43-TV-25-30 Iss.6 GLO Aug 07 UK
16 Digital Inputs
(Not available for the
eZtrend QXe
recorder)
16 Digital I/O card, this 16-channel card allows the user to configure each channel to be ei-
ther relay output or digital input. Relay output rated at 24V DC 1 Amp rated (resistive load).
Digital Input Functions
The digital inputs can be used for the following actions;
• A Digital contact on an input can be used to enable or disable one or any combination of
alarms
• Can be used in Maths expressions
• Can have current status indicated on DPMs, Bars and Charts
Failsafe Relay Positions
Table 12.2 :
QXe, QX and SX Relay Positions (no alarms active)
Normal
Relay Output
States
NO
NC
Power On
Open
Closed
Power Off
Open
Closed
Failsafe
Relay Output
States
NO
NC
Power On
Closed
Open
Power Off
Open
Closed
Summary of Contents for Minitrend QX
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Page 249: ...43 TV 25 30 Iss 6 GLO Aug 07 UK 243 Multitrend SX Recorder 14 15 32 46 50 30 31 35 36 28 55 ...
Page 250: ...244 43 TV 25 30 Iss 6 GLO Aug 07 UK 52 11 23 33 39 5 6 RS485 USB host Ethernet 1 2 3 4 ...
Page 254: ...248 43 TV 25 30 Iss 6 GLO Aug 07 UK eZtrend QXe Recorder 16 5 3 1 4 2 24 49 9 45 19 6 49 ...
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