•Digital display:

•Display accuracy:




•Display accuracy maintaining range:

•Display resolution:

•Measured value display range:

•Display updating cycle:

•Action display/color:




•Setting method:

•Target value setting range:

•Setting limiter:

•Type of input:


Input impedance:
External resistance tolerance:
Burnout function:
Reference junction compensation accuracy:


Normal current:
Lead wire tolerance:



Input impedance:

•Current mA:

Receiving impedance:

•Input scaling function:

Scaling range:


Position of decimal point:

•Sampling cycle:

•PV bias:

•PV filter:


•Control mode
With 1 output:


With 2 outputs:



•Type of control/rating:

(Common to Output 1 and 2):



•Control output resolution:

•Control output 1
Proportional band (P):

Integral time (I):

Derivative time (D):

Set value function:

ON-OFF hysteresis:

Manual reset:

Higher/lower limit output limiter:


Proportional cycle:

•Control output 2 (option)
Proportional band (P):

Integral time (I):

Derivative time (D):

Set value function:

ON-OFF hysteresis:

Dead band:

Higher/lower limit output limiter:


Proportional cycle:

•Manual control
Output setting range:

Setting resolution:

Manual <> auto switching:

•Soft start:

•AT point:

•Control output characteristic:


With 2 outputs:





Event Output (Option)
•Number of event points:







•Event setting range:



•Event action:


•Standby action:

EV1 and EV2:




•Output type/rating:

•Output updating cycle:

Heater Break/Heater Loop Alarm (Option)
Break/loop detection only for OUT1
(Selectable when output type is contact
or SSR drive voltage)

•Current capacity:

•Alarm action:



•Current setting range:

•Setting resolution:

•Current display range:

•Display accuracy:

•Minimum time to identify action:

•Alarm retention mode:

•Standby action:

•Sampling cycle:


Set Value Bias (Option)
•Setting range:

•Action input:

•Minimum level retention time:


Communication Function (Option)
•Type of communication:

•Communication system:


•Synchronization system:

•Communication distance:


•Communication speed:

•Data format:

•Communication address:

•Communication memory mode:

•Communication BCC:

•Communication delay time:

•Communication code:

•Communication protocol:

•Number of connectable instruments:


Analog Ouput (Option)
•Number of output points:

•Type of analog output:


•Output signal/rating:


•Output scaling:


•Output accuracy:

•Output resolution:

•Output Updating Cycle:



General Specifications
•Data storage:

•Environmental conditions for instr. operation:




Degree of pollution:

•Storage temperature:

•Supply voltage:

•Power consumption:



•Input/noise removal ratio:


•Applicable standards:

•Insulation resistance:



•Dielectric strength:


•Protective structure:

•Material of case:


•External dimensions:



•Panel thickness:

•Panel cutout:



Measured value (PV)/7 segments red LED 4 digits
Target set value (SV)/7 segments green LED 4 digits

±(0.3%FS +1 digit)
Excluding reference contact temperature
compensation accuracy of thermocouple input.
Accuracy of readings lower than .100 °C of
thermocouples K,T,U inputs is ±0.7%FS.
Accuracy guarantee not applicable to
400 °C (752 °F) and below of B thermocouple.

23 °C ±5 °C (18~28 °C)

Depends on measuring range (0.001,0.01, 0.1 and 1)

-10%~110%of measuring range

0.25 seconds

7 type,LED lamp display
Control output (OUT1,OUT2)/Green
Event (EV1,EV2)/Orange
Auto tuning/Green
Manual control output (MAN)/Green
Set value bias,communication

By operating 4 keys on the front panel

Same as measuring range (within setting limiter)

Individual setting for higher and lower
limits,any value is selectable within
measuring range (Lower limit
value<Higher limit value)

Selectable from multiple (TC,Pt,mV),
voltage (V)and current (mA)

B,R,S,K,E,J,T,N,PL II,Wre5-26 {U,L
(DIN 43710)}

500k Ohm minimum
100 Ohm maximum
Standard feature (up scale)
±1 °C (within the accuracy maintaining
range (23 ±5 °C))
±2 °C (between 5 and 45 °C of ambient

Pt100/JPt100, 3-wire type
0.25 mA
5 Ohm maximum/wire (3 lead wires should
have the same resistance.)

0~100mv DC


500k Ohm minimum

0~20,4~20mA DC

250 Ohm

Scaling possible for voltage (mV,V)or
current (mA)input

-1999~9999 counts

10~5000 counts

None,1,2 and 3 digits on the right of
decimal point

0.25 seconds

-1999~2000 units

0~100 seconds

Control input not insulated from system,set
value bias,and CT input but insulated from

Expert PID control with auto tuning function
RA (reverse action characteristic):Heating action
DA (direct action characteristic):Cooling action

Expert PID control with auto tuning function +
PID control
PID (output 1)+PID (output 2)
RA (reverse action characteristic):Heating action
(OUT1)and cooling action (OUT2)
DA (direct characteristic):2-stage heating action

Contact/1a 240V AC 2A (resistive load)
1.2A (inductive load)

SSR drive voltage/12V ±1.5V DC
(Maximum load current 30mA)
Current/4~20mA DC (Maximum load
resistance 600 Ohm)
Voltage/0~10V DC (Maximum load
current 2mA)

Control output 1:approx.0.0125%(1/8000)
Control output 2:approx.0.5%(1/200)

OFF,0.1~999.9%(ON-OFF action by OFF)

OFF,1~6000 seconds
(P or PD action by OFF)

OFF,1~3600 seconds
(P or PI action by OFF)


1~999 units (Effective when P=OFF)

-50.0~50.0% (Effective when I=OFF)

Lower limit 0.0~99.9%,higher limit
0.1~100.0%(Lower limit value <Higher
limit value)

1~120 seconds (for contact and SSR drive
voltage output)

(ON-OFF action by OFF)

OFF,1~6000 seconds
(P or PD action by OFF)

OFF,1~3600 seconds
(P or PI action by OFF)


1~999 units (Effective when P=OFF)

-1999~5000 units (Overlap with a negative

Lower limit 0.0~99.9%,higher limit
0.1~100.0%(Lower limit value <Higher
limit value)

1~120 seconds (for contact and SSR drive
voltage output)



Balanceless bumpless (within proportional

OFF,1~100 seconds

SV value in execution

RA (reverse action characteristic)/DA
(direct action characteristic)switching by
front key or communication

RA (heating/cooling)/DA (2 stage heating)

Contact output isolated from all.
Analog output not insulated from SSR drive
voltage,current and voltage but insulated
from others.(In case another output is also
SSR drive voltage,current or voltage,
two outputs are not insulated from
each other.)

2 points of EV1 and EV2

Selectable from the following 9 types for
EV1 and EV2:
:No selection
:H igher limit deviation
:Lower limit deviation
:Outside higher/lower limit deviations
:W ithin higher/lower limit deviations
:H igher limit absolute value
:Lower limit absolute value
:Heater break/loop alarm

Absolute values (both higher limit and
lower limit):Within measuring range
Deviations (both higher limit and lower
limit):.1999~2000 units
Higher/lower limit deviations
(within/outside):0~2000 units

ON-OFF action

1~999 units

Selectable from the following 4 types

1 Without standby action.
2 Standby when power is applied.
3 Standby when power is applied and
when SV value in execution is changed.
4 Control mode without standby action (No
alarm is output at the time of abnormal

Contact (1a ×2 points common)/240V AC
1A (resistive load)

0.25 seconds



30A,50A to be designated when CT is

Heater current is detected by external CT
provided as an accessory.
When heater break is detected while control
output is ON=Alarm output ON
When heater loop alarm is detected while
control output is OFF=Alarm output ON

OFF,0.1~50.0A (Alarm action is stopped
by setting OFF)



±2.0A (Sine wave at 50Hz)

0.25 seconds (every 0.5 seconds)common
to ON and OFF

Selectable from lock (to retain)and real
(not to retain).

Selectable from without (OFF)and with

0.5 seconds

CT input not insulated from system and
other inputs but insulated from the others.

-1999~5000 units

Non-voltage contact or open collector (level
action)about 5V DC,1mA maximum

0.15 seconds

Action input not insulated from system and
other inputs but insulated from others


RS-232C 3-line type half duplex system
RS-485 2-line type half duplex system
{RS-485 is of half-duplex multi-drop (bus)

Start-stop synchronization system

RS-232C The longest:15 m
RS-485 The longest 500 m (depending on

1200,2400,4800,9600,19200 bps

7 bits,even parity,1 stop bit or
8 bits,non-parity,1 stop bit



Add/Add two's cmp/XOR/None

1~100 (×0.512 msec)

ASCII code

Shimaden's standard protocol

RS-232 1
RS-485 up to 31

Communication signals insulated from
system,each input and each output.

1 point

Selectable from measured value,target
value (SV in execution),control output 1
and control output 2.

4~20mA DC/Maximum load resistance 300 .
0~10V DC/Maximum load current 2mA
0~10mV DC/Output resistance 10 .

Measured value,target value:Within
measuring range (inversed scaling possible)
Control output 1 and 2 0.0~100.0%
(inversed scaling possible)

±0.3%FS (with respect to displayed value)


0.25 seconds

Analog output insulated from system and
inputs but not insulated from control output
except contact output.

Non-volatile memory (EEPROM)

-10~50 °C

90%RH or less (no dew condensation)

2000m from the sea level or lower



-20~65 °C

Either 100-240V AC ±10%50/60Hz or
24V AC/DC ±10%to be designated.

SR91:100-240VAC 11VA maximum for
AC;6W for DC 24V;7VA for AC 24V
SR92,SR93 and SR94:100-240VAC
15VA maximum for AC;8W for DC
24V;9VA for AC 24V

50 dB or higher in normal mode (50/60 Hz)
130 dB or higher in common mode
(50/60 Hz)

Safety:IEC1010 and EN61010-1

Between input/output terminals and power
terminal 500V DC 20M .or above;
Between input/output terminals and
protective conductor terminal 500V DC
20M .or above

Between input/output terminals and power
terminal 2300V AC/minute;Between
power terminal and protective conductor
terminal 1500V AC/minute

Only front panel has dust-proof and drip-
proof structure equivalent to IP66.

PPO resin molding
(equivalent to UL94V-1)

SR91:H48 ×W48 ×D111 (Panel depth:100)mm
SR92:H72 ×W72 ×D111 (Panel depth:100)mm
SR93:H96 ×W96 ×D111 (Panel depth:100)mm
SR94:H96 ×W48 ×D111 (Panel depth:100)mm

Push-in panel (one-touch mount)

1.0~4.0 mm

SR91:H45 ×W45 mm
SR92:H68 ×W68 mm
SR93:H92 ×W92 mm
SR94:H92 ×W45 mm

SR91:Approximately 170 g
SR92:Approximately 280 g
SR93:Approximately 330 g
SR94:Approximately 240 g



User Selectable Inputs & Ranges:

Thermocouples, RTDs, and Voltage

Programmable Ranges:

Temperature, Voltage, DC Current and DC Millivolts

Front Panel:

Large 20mm Bright Display
Drip Proff and Dust Proof (IP66)

Optional Features:

• Dual Output Heat / Cool
• 24VDC or 24 VAC
• Dual Event Outputs
• Event Outputs + 30 Amp Heater Break Alarm
• Event Output + 50 Amp Heater Break Alarm
• Remote Input
• Analog Output
•Computer Interface: RS232C or RS485
• External Input Control, Set Point Bias
• CE Approved & UL/CSA Pending