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Safety summary, Specifications, Heater current monitor option – Red Lion CSPID User Manual

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HEATER CURRENT MONITOR OPTION

The optional Heater Current Monitor input is useful for early warning of

heater degradation, or heater circuit failure. The input connects to a current

transformer with an output of 100 mA AC to ensure that proper heater current is

present when the control output is on, and that little or no current is present when

the output is off. This option provides immediate warning of a circuit short or

open, instead of waiting for a high or low temperature shutdown alarm.

SAFETY SUMMARY

All safety related regulations, local codes and instructions that appear in the

manual or on equipment must be observed to ensure personal safety and to

prevent damage to either the instrument or equipment connected to it. If

equipment is used in a manner not specified by the manufacturer, the protection

provided by the equipment may be impaired.

Do not use the controller to directly command motors, valves, or other

actuators not equipped with safeguards. To do so can be potentially harmful to

persons or equipment in the event of a fault to the controller. An independent

and redundant temperature limit indicator with alarm outputs is strongly

recommended.

SPECIFICATIONS

1. POWER: Derived from system backplane. (CSPID1 draws 150 mA max. load

on power input of MASTER, CSPID2 draws 125 mA max). Modules may be

hot-swapped (Replaced while powered up).

2. LEDs*:

STS - Status LED shows module condition

OP1, OP2, OP3, OP4 - Indicate status of outputs 1, 2, 3, and 4

ALM, or AL1 and AL2 - Alarm LEDs are lit during any internal alarm

condition

* Default configuration.

3. MEMORY: Non-volatile memory retains all programmable parameters.

MASTER also stores the parameters in order to reprogram modules that are

replaced.

4. INPUT:

GENERAL:

Sample Time: 67 msec (15 Hz)

Common Mode Rejection: >110 dB, 50/60 Hz

Normal Mode Rejection: >40 dB, 50/60 Hz

Temperature Coefficient: 0.01%/°C

Step Response Time: 200 msec typ., 250 msec max

THERMOCOUPLE INPUTS:

Types: T, E, J, K, R, S, B, N, C

Input Impedance: 20 M Ω

Lead Resistance Effect: 0.25 µV/Ω

Cold Junction Compensation: Less than ±1°C typical (±1.5°C max) over 0

to 50 °C ambient temperature

Resolution: 0.1°

RTD INPUTS:

Type: 2 or 3 wire

Excitation: 150 µA

Lead Resistance: 15 Ω Max

Resolution: 1 or 0.1°

PROCESS INPUT:

INPUT

RANGE

ACCURACY

(18 TO 28 °C)

IMPEDANCE

MAX CONTINUOUS

OVERLOAD

RESOLUTION

10 V

0.1% span

1 M Ohm

50 V

16 bit

20 mA

0.1% span

10 Ohm

100 mA

16 bit

5. TEMPERATURE INDICATION ACCURACY: ± (0.3% of span, +1°C).

Includes NIST conformity, cold junction effect, A/D conversion errors,

temperature coefficient and linearization conformity at 23 °C after 20 minute

warm up.

6. ISOLATION LEVEL: 500 Vrms @ 50/60 Hz for 1 minute between the

following:

OP1

OP2

OP3

OP4

Linear Output (CSPID1 only)

Signal Inputs and HCM

CS Master Power Supply Input

7. COMMUNICATIONS: Provided by the CS Master

8. A/D CONVERTER: 16 bit resolution

9. DISCRETE OUTPUTS:

CSPID1: Outputs 1 and 2 available as Solid State NFET, Form A relay or

Triac. Output 3 is a Form C relay.

CSPID2: Outputs 1 through 4 available as Form A relay, Solid State NFET,

or Triac.

Solid State Output:

Type: Switched DC, N Channel open drain MOSFET

Current Rating: 1 A max

VDS ON: 0.3 V @ 1 A

VDS MAX: 30 VDC

Offstate Leakage Current: 0.5 mA max

Form A Relay Output:

Type: N.O.

Current Rating: 3 Amps @ 125 VAC

1/10 HP @ 125 VAC

Life Expectancy: 200,000 cycles at maximum load rating. (Decreasing

load, increasing cycle time, and use of surge suppression such as RC

snubbers increases life expectancy.)

Form C Relay Output:

Type: SPDT

Current Rating: 5 Amps @ 125 VAC or 28 VDC (resistive load)

1/8 HP @ 125 VAC

Life Expectancy: 100,000 cycles at maximum load rating. (Decreasing

load, increasing cycle time, and use of surge suppression such as RC

snubbers increases life expectancy.)

Triac: (CSPID1TA only)

Type: Optically isolated, zero-crossing detection

Rating: 120 VAC, Min: 20 VAC

Max Load Current: 1.0 A across Operating Temperature Range

Min Load Current: 5 mA

Offstate Leakage Current: 1 mA Max

Operating Frequency: 20 to 400 Hz

Protection: Internal Transient Suppression, Fused

Triac: (CSPID2T0 and CSPID2TM only)

Type: Optically isolated, zero-crossing detection

Rating: 120 VAC, Min: 20 VAC

Max Load Current: 0.5A @ 25°C, 0.4A @ 50°C

Min Load Current: 5 mA

Offstate Leakage Current: 1 mA Max

Operating Frequency: 20 to 500 Hz

Protection: Internal Transient Suppression, Fused

10. CONTROL MODES:

Control: On/Off, P, PI, or PID

Output: Time proportioning or linear (CSPID1 only)

Cycle Time: Programmable from 0.0 to 60.0 sec

Auto-Tune: When selected, sets proportional band, integral time, derivative

time values, and output dampening time

Probe Break Action: Programmable response

Sensor Fail Response: Upscale

TYPE

MEASUREMENT

RANGE

WIRE COLOR

ANSI

BS 1843

T

-200 to +400°C

-328 to +752°F

(+) Blue

(-) Red

(+) White

(-) Blue

E

-200 to +730°C

-328 to +1346°F

(+) Violet

(-) Red

(+) Brown

(-) Blue

J

-200 to +760°C

-328 to +1400°F

(+) White

(-) Red

(+) Yellow

(-) Blue

K

-200 to +1350°C

-328 to +2462°F

(+) Yellow

(-) Red

(+) Brown

(-) Blue

R

0 to +1768°C

+32 to +3214°F

No Standard

(+) White

(-) Blue

S

0 to +1768°C

+32 to +3214°F

No Standard

(+) White

(-) Blue

B

+149 to +1820°C

+300 to +3308°F

No Standard

No Standard

N

-200 to +1300°C

-328 to +2372°F

(+) Orange

(-) Red

(+) Orange

(-) Blue

C

W5/W6

0 to +2315°C

+32 to +4199°F

No Standard

No Standard

mV

-5 mV to 56 mV

N/A

N/A

TYPE

INPUT TYPE

RANGE

385

100 Ω platinum, Alpha = .00385

-200 to +600°C

-328 to +1100°F

392

100 Ω platinum, Alpha = .003919

-200 to +600°C

-328 to +1100°F

672

120 Ω nickel, Alpha = .00672

-80 to +215°C

-112 to +419°F