1. Remove the Controller from its packing. A panel gasket and a “no tools
required” fixing strap are supplied. Retain the packing for future use (e.g.
moving the Controller to a different site).
2. Examine the delivered items for damage or deficiencies. If any is found,
notify the carrier immediately. Check that the Product Code on the label
affixed to the Controller housing corresponds to that ordered.
UNPACKING THE INSTRUMENTUNPACKING THE INSTRUMENT
UNPACKING THE INSTRUMENT
UNPACKING THE INSTRUMENTUNPACKING THE INSTRUMENT
FIGURE 1-1FIGURE 1-1
FIGURE 1-1Main Dimensions
FIGURE 1-1FIGURE 1-1
FIGURE 1-2FIGURE 1-2
FIGURE 1-2Panel Cut-out Dimensions
FIGURE 1-2FIGURE 1-2
Edition 15Form
1.21.2
1.2
1.21.2
INSTALLING THE CONTROLLER IN THE MOUNTING PANELINSTALLING THE CONTROLLER IN THE MOUNTING PANEL
INSTALLING THE CONTROLLER IN THE MOUNTING PANEL
INSTALLING THE CONTROLLER IN THE MOUNTING PANELINSTALLING THE CONTROLLER IN THE MOUNTING PANEL
CAUTION: Do not remove the front panel gasket from the Controller , as this
may cause inadequate clamping of the Controller to the mounting panel.
Ensure that this gasket is not distorted and that the Controller is positioned
squarely against the mounting panel. Apply pressure to the front panel
bezel only .
This version of the Controller will operate on a 96 - 264V AC 50/60Hz mains
(line) supply. The power consumption is approximately 4W.
CAUTION: This equipment is designed for installation in an enclosure
which provides adequate protection against electric shock. Local
regulations regarding electrical installation should be rigidly observed.
Consideration should be given to prevention of access to the power
terminations by unauthorized personnel. Power should be connected via a
two-pole isolating switch (preferably situated near the Controller) and a 1A
fuse, as shown in Figure 2-2.
FIGURE 2-2FIGURE 2-2
FIGURE 2-2Mains (Line) Supply Connections
FIGURE 2-2FIGURE 2-2
If the contacts of the relay output(s) are used to carry mains (line) voltage, it
is recommended that the relay contacts mains (line) supply should be
switched and fused in a similar manner but should be separate from the
Controller mains (line) supply.
2.22.2
2.2
2.22.2
LOW VOLTAGE (24V AC/DC) SUPPLY - OPTIONLOW VOLTAGE (24V AC/DC) SUPPLY - OPTION
LOW VOLTAGE (24V AC/DC) SUPPLY - OPTION
LOW VOLTAGE (24V AC/DC) SUPPLY - OPTIONLOW VOLTAGE (24V AC/DC) SUPPLY - OPTION
This version of the Controller will operate on 12 - 24V AC 50/60Hz or 12 30V DC supply . The power consumption is approximately 4W. The
connections are shown in Figure 2-3; these should be made via a two-pole
isolating switch and a 315mA slow-blow (anti-surge Type T) fuse.
Form8Edition 1
FIGURE 2-3FIGURE 2-3
FIGURE 2-3Low Voltage AC/DC Supply Connections
FIGURE 2-3FIGURE 2-3
2.32.3
2.3
2.32.3
THERMOCOUPLE INPUTTHERMOCOUPLE INPUT
THERMOCOUPLE INPUT
THERMOCOUPLE INPUTTHERMOCOUPLE INPUT
The correct type of thermocouple extension leadwire or compensating cable
must be used for the full distance between the Controller and the thermocouple, ensuring that the correct polarity is observed throughout. Joints in
the cable should be avoided, if possible.
NOTE: Do not run the thermocouple cables adjacent to power-carrying
conductors. If the wiring is run in a conduit, use a separate conduit for the
thermocouple wiring. If the thermocouple is grounded, this must be done at
one point only. If the thermocouple extension lead is shielded, the shield
must be grounded at one point only.
2.42.4
2.4
2.42.4
RTD INPUTSRTD INPUTS
RTD INPUTS
RTD INPUTSRTD INPUTS
The compensating lead should be connected to Terminal 3. For two-wire
RTD inputs, Terminals 2 and 3 should be linked. The extension leads should
be of copper and the resistance of the wires connecting the resistance
element should not exceed 5 ohms per lead (the leads should be of equal
length).
2.52.5
2.5
2.52.5
DC INPUTSDC INPUTS
DC INPUTS
DC INPUTSDC INPUTS
DC (mV) inputs are connected to Terminals 2 and 3 in the polarity shown in
Figure 2-1; DC (V) inputs are connected to the same terminals with the
same polarity but require an external attenuator. DC (mA) inputs are connected to Terminals 3 and 4 in the polarity shown in Figure 2-1 with Terminals 2 and 4 linked externally.
The contacts are rated at 2A resistive at 120/240V AC.
Edition 19Form
2.72.7
2.7
2.72.7
This output produces a time-proportioned non-isolated DC signal (0 - 10V
nominal, into 500Ω minimum).
SSR DRIVE OUTPUT (OUTPUT 1)SSR DRIVE OUTPUT (OUTPUT 1)
SSR DRIVE OUTPUT (OUTPUT 1)
SSR DRIVE OUTPUT (OUTPUT 1)SSR DRIVE OUTPUT (OUTPUT 1)
2.82.8
2.8
2.82.8
The “A” terminal (Terminal 12) on the Controller should be connected to the
“A” terminal on the master device; the “B” terminal (Terminal 11) on the
Controller should be connected to the “B” terminal on the master device.
This instrument uses standard RS485 devices, isolated from all other inputs
and outputs. The devices present a 1/4-unit load to the RS485 line. Generally, termination will not be required but may be necessary for line lengths
greater than 100 metres. Where termination is necessary, it is recommended that a 120Ω resistance in series with a 0.1µF capacitor be used at
each end of the line (see Figure 2-4).
RS485 COMMUNICATIONSRS485 COMMUNICATIONS
RS485 COMMUNICATIONS
RS485 COMMUNICATIONSRS485 COMMUNICATIONS
Controller
FIGURE 2-4FIGURE 2-4
FIGURE 2-4RS485 Line Termination
FIGURE 2-4FIGURE 2-4
Form10Edition 1
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