The PROGRAM key is the central co-ordinating key for
DIGITAL CONTROLLER accessing the settings of the instrument. Pressing this Key, one
MODEL: CY-62 PROG can sequentially view, change and save the parameters such
as Input selection, Zero & Span settings, Decimal Points, Relay
set-point, Hysteresis, Control Logic, etc.
The INC or Incrementing key allows the operator to select the
DESCRIPTION
numeral in the digit being set. The digit will sequentially display
The ASHE CY-62 is a fully configurable micro-controller based 0, 1, 2….9 on each pressing of the INC key. This may be used
universal Digital process Indicator with control outputs, offered in a to set the Zero/Span calibration range on the display.
highly compact, rugged and reliable execution. The instrument has The DEC or Decrementing key allows the operator to select the
three keys on the front panel, with which the operator can set the numeral in the digit being set. The digit will sequentially display
parameters and configure the instrument. A four-digit red LED digital 9, 8, 7….0 on each pressing of the DEC key. This may be used
display is provided to indicate the process value. The display can to set the Zero/Span calibration range on the display.
indicate any scale range between –999 to +9999 units.
The instrument is a universal input Indicating Controller and can
accept the following signal inputs: - TERMINAL DIAGRAM
Thermocouple, type S (Pt Rh10%-Pt element) Sensor. UPPER TERMINAL BLOCK
Thermocouple, type R (Pt Rh13%-Pt element) Sensor.
INPUT 1 2 3 4 5 6 7 8
Thermocouple, type K (Cr-Al element) Sensor.
4 to 20 mA + −
Thermocouple, type J (Fe-Ko element) Sensor.
RTD Pt-100 + − − NO C NC
1°C or 0.1°C RTD Pt-100 Sensor.
4 to 20 mA DC or 0 to 10 V DC. Thermocouple + −
INPUT RELAY-2
The CY-62 provides two control Relay set-points, which may be
configured for either High or Low setting with independent Hysteresis LOWER TERMINAL BLOCK
value, through the Membrane Keypad on the front panel [see
CONFIGURATION section]. The instrument operates on 90 to 270 VAC 9 10 11 12 13 14 15 16
universal AC power supply and is offered in DIN standard panel- L N E NO C NC
mount execution. The CY-62 can provide PID control action for POWER SUPPLY RELAY-1
Relay1, while Relay2 has ON/OFF control action.
DETAILS
INSTALLATION TERMINAL TERMINAL
NOTATION DETAILS
BLOCK NO.
The instrument should be mounted in the cutout (44 x 92 mm) on the 1 +
INPUT
panel using the mounting clamps provided. All inter-connections to 2 – +
SIGNAL OR
the instrument should be made with strong multi-strand wire of the 3 – +
SENSOR
order of 2.5 sq.mm. The ends of the wires should be properly ferruled 4 – –
UPPER
and suitably terminated. 5
6 NO
The cables carrying the Input Signal should be properly isolated from 7 C RELAY-2
the Power Line cables to prevent any electromagnetic interference or 8 NC
noise-related malfunctions from the Mains Power Line. Use of 9 L
shielded twisted pair cable is recommended for the input signal. It is AC Power
10 N
essential that the instrument be earthed to a proper grounding point Supply
11 E
before connecting the power supply. 12 NO
LOWER
13 C RELAY-1
After connecting the input signal to a suitable source or Sensor, the
14 NC
power may be switched ON. The instrument must first be configured
15
and then calibrated (see sections below).
16
OPERATION & SETTINGS 1. For 4 to 20 mA DC input >> Terminals 1,2
2. For RTD Pt-100 input >> Terminals 2,3,4
The front panel of the CY-62 Digital Indicator is as shown below : 3. For Thermocouple input >> Terminals 3,4
CONFIGURATION
KEY ALTERNATING
DISPLAY FUNCTION
PRESSED DISPLAY
(POWER Display shows selected Input
RTD
ON) or Sensor type.
PROCESS Display shows process value
VALUE or ‘OPEn’ if sensor is open.
Set-point for Relay-1 is
displayed alternately with
PROG St1 (Preset Value)
factory preset value. Use ×
The Indicator has one display window on the front panel for indication & Ø keys to change setpoint.
of Process value and the menu options. Two LED indications show Set-point for Relay-2 is
the status of the two control Relays. displayed alternately with
PROG St2 (Preset Value)
factory preset value. Use ×
CONTROL KEYS & Ø keys to change setpoint.
The instrument exits the
The instrument has three keys on the front panel, as described below: Process Control setting mode and
PROG
Value displays process value
corresponding to input.
PARAMETER SETTINGS
KEY ALTERNATING
DISPLAY FUNCTION
PRESSED DISPLAY
Display will show the selected Input or Sensor type. The default Input is
(POWER ON) AnLG
RTD Pt-100 sensor.
PROCESS The display shows process value corresponding to sensor reading or
VALUE ‘OPEn’ if sensor is open.
The Input Signal / Sensor options are as follows :
Press and tC– J Thermocouple type J sensor
hold the tC–├ Thermocouple type K sensor
Increment × tC– Γ Thermocouple type R sensor
and SEn AnLG tC– S Thermocouple type S sensor
DecrementØ AnLG Analog input (customer should pre-specify the input as
keys together either 4 to 20 mA or DC voltage)
O
for 4 seconds Гtd.1 RTD Pt-100 [three-wire] sensor with 1 C resolution
O
Гtd1 RTD Pt-100 [three-wire] sensor with 0.1 C resolution
Set DECIMAL POSITION. Options are 0/1/2/3. 0 indicates No Decimal.
PROG dP 1000
This parameter is visible only if the sensor type is AnLG.
Set INPUT CORRECTION which directly adds or subtracts a digit from display
PROG IPC 0000
reading if necessary for minor corrections in readings.
LOCK setting for Auto tune PID Control action. In Unlocked condition, the
PID settings can be “autotuned” using Ð key.
PROG LO├ nO nO Auto PID Tuning will be activated
(Press DECREMENT key to start Auto-Tuning)
Yes Manual PID Tuning will be activated.
RANGE LOW setting: The desired Zero (lower) range for the process being
measured may be set using Ï and Ð keys. The lower limits for individual
inputs are :
PROG ΓnGL 000.0
tC– S, Γ, ├, J 0000°C
Гtd 1, Гtd.1 –099°C
AnLG –999
RANGE HIGH setting: The desired Span (higher) range setting for the
process being measured may be set using Ï and Ð keys. The lower limits
for individual inputs are :
tC– S, Γ 1750°C
PROG ΓnGH 100.0
tC– ├ 1200°C
tC– J 0750°C
Гtd 1, Гtd.1 0400°C
AnLG 9999
Type of Control output for Relay1. Options are: -
HEt Heating Control Logic
PROG Con1 HEt COL Cooling Control Logic
PId PID Control
OFF No control action. Instrument works as a simple indicator.
Hysteresis to be set for control action of Relay-1 (between 0001 to 0100).
Factory-setting may be changed as required. Hysteresis for each Relay may
PROG HY1 [User Setting]
be set independently. Option available for Heating and Cooling control logic
only.
Delay to operate Relay 1 (between 0000 to 0254 seconds). Option available
PROG dLY1 [User Setting]
for Heating and Cooling control logic only
Set the Cycle Time for PID control action.
The Cycle Time can be set from 0001 to 0060 seconds.
PROG CY-t [User Setting]
[Default Value is 10 seconds]
Option available for PID Control only.
Set the Proportional Gain for PID Control action.
The Proportional Gain can be set from 000.0 to 010.0.
PROG P-G [User Setting]
[Default Value is 0000]
Option available for PID Control Only.
Set the Integral Time for PID Control action.
The Integral Gain be set from 000.0 to 010.0.
PROG In-t [User Setting]
[Default Value is 000.8]
Option available for PID Control only.
Set the Derivative Time for PID Control action.
The Integral Gain be set from 000.0 to 010.0.
PROG dΓ-t [User Setting]
[Default Value is 010.0]
Option available for PID Control only.
Type of control output for Relay-2. Options are:
HEt Heating Control Logic
PROG Con2 HEt
COL Cooling Control Logic
OFF Instrument operates with single Relay control.
Hysterisis to be set for control action of Relay-2 (between 0001 to 0100).
PROG HY2 [User Setting]
Hysterisis for each Relay may be set independently.
The instrument come out of parameter setting mode and displays process
PROG Process Value
value corresponding to input signal / sensor.
This completes the entire settings of the CY-62 Digital Indicating Controller.
