Fisher 4196 temperature indicating controllers show
process temperature and set point on an easy‐to‐read
process scale. The controllers are used in industries
requiring accurate process monitoring and
temperature control.
A temperature bulb (figure 6) measures process
temperature. A 4196 controller then compares
process temperature with an operator‐ adjusted set
point. The controller delivers a pneumatic signal to a
control element. The control element changes the
process temperature toward the set point.
Controller types are available for proportional‐only,
proportional‐plus‐reset, proportional‐plus‐reset‐plus‐
rate, and differential gap for on‐off control.
SET POINT
ADJUSTMENT
PROCESS
TEMPERATURE
INDICATOR
W5823
PIPESTAND‐MOUNTED CONTROLLER
www.Fisher.com
W5824
SUPPLY
PRESSURE GAUGE
OUTPUT
PRESSURE
GAUGE
INTERIOR OF CONTROLLER
Product Bulletin
34.6:4196
May 2013
Specifications
4196 Temperature Controllers
D200054X012
Available Configurations
See table 1
Process Sensor Range (Input Signal)
Type: Temperature between -73 and 371_C (-100 and
700_F). See table 2 for available ranges
Minimum Span: 60_C or 100_F
Maximum Span: 300_C or 600_F
Output Signal
Proportional or Proportional‐Plus‐Reset Range:
J 0.2 to 1.0 bar (3 to 15 psig) or J 0.4 to 2.0 bar
(6 to 30 psig)
Differential Gap Output:
(0 and 20 psig) or
J 0 and 2.4 bar (0 and 35 psig)
Action: Field‐reversible between
J 0 and 1.4 bar
J direct (increasing
sensed temperature increases output pressure) or
reverse (increasing sensed temperature decreases
output pressure)
Process Scale
Matched to the range of the sensing element as
(1)
standard. Optional
scales available.
Supply and Output Connections
1/4 NPT internal
Supply Pressure Requirements
(2)
See table 3
Supply Pressure Medium
Air or natural gas
(3)
Remote Set Point Pressures
J 0.2 to 1.0 bar (3 to 15 psig) or J 0.4 to 2.0 bar
(6 to 30 psig)
J
‐continued‐
Maximum Allowable Pressure in Closed Vessel
(For Temperature Element Assembly)
(4)
9.7 mm (3/8‐Inch) Diameter Temperature Bulb:
69 bar (1000 psig)
14.3 mm (9/16‐Inch) Diameter Temperature Bulb:
34.5 bar (500 psig)
Construction Materials
See table 4
Controller Adjustments
Proportional Band: 5 to 500% of process scale range
Reset: Adjustable from 0.01 to more than 74 min per
repeat (from 100 to less than 0.0135 repeats per min)
Differential GapControllers: Adjustable from 1 to
100% of process scale range
Set Point: Continuously adjustable from 0 to 100% of
the scale range
Controller Performance
Repeatability: 0.4% of output span
Dead Band: Less than 0.4% of process scale range
Time Constant of Temperature Bulb: 6 to 12 seconds
for a 93_C (200_F) span (bare bulb in agitated liquid)
1. Reverse‐acting constructions are designated by an R added to the type number.
(1)
Proportional‐
Only
Suffix Letter A
X
X
X
X
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Proportional‐
Plus Reset
Suffix Letter B
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X
X
X
X
X
X
X
X
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Proportional‐Plus
Reset‐Plus‐Rate
Suffix Letter
‐ ‐ ‐
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CONFIGURATIONS
Differential
Gap
C
X
X
X
X
X
X
X
X
Suffix Letter
S
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X
X
X
X
Anti‐Reset
Windup
Suffix Letter
F
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X
X
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X
X
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X
X
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X
X
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Remote Set
Point
Suffix Letter
M
‐ ‐ ‐
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X
X
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X
X
X
X
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X
X
X
X
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X
X
Internal Auto/
Manual Station
Suffix Letter
E
‐ ‐ ‐
X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
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X
3
Product Bulletin
34.6:4196
May 2013
4196 Temperature Controllers
D200054X012
Table 2. Available Temperature Ranges of Temperature Bulbs
TEMPERATURE SPAN
_C Minimum_C Maximum_C_Cmm_C Minimum_C Maximum_C
100100
1501500 to 150-30 to 160-15225
Metric
Units
U. S.
Units
1. Contact your Emerson Process Management sales office about other spans and ranges.
2. All temperature bulbs are tested to +50 percent of overrange limits. With travel stops in place, if the overrange limits are exceeded, the controller may require recalibration.
3. With travel stops in place, temperatures in excess of these values may cause permanent damage to the temperature element.
6060
150150
1702000 to 200-75 to 230-20300
2753000 to 300-75 to 370-30450590
12515050 to 200-25 to 22535275
270300100 to 40025 to 40070550
3004000 to 400-100 to 450-40600
5256000 to 600-100 to 700-609001100
ELEMENT
RANGE
0 to 100
50 to 15040200
-15 to 85-25135
-20 to 40-30 to 95
0 to 60-30 to 95-690
60 to 12038 to 15054150
-75 to 75-75 to 135-90150
50 to 200-5 to 20035275
0 to 200
50 to 25030350
100 to 30080400
0 to 100
50 to 15040200
100 to 20075 to 30065250
OPERATING
RANGE
‐15 to 150
0 to 300
-25 to 200
(1)
TEMPERATURE
BULB DIAMETER
9.5
14.3
3/8
9/16
OVERRANGE LIMITS
-10150
-2670
-20300
-10150
(2)
MAXIMUM
TEMPERATURE
230
190
400
450
375
750
(3)
Features
n Easy Maintenance—Simple design allows fast, easy
maintenance and minimal spare parts inventory.
n Easy Adjustment—Adjusting the set point, adjusting
the zero and span of the process pointer, and
switching between direct and reverse action are
accomplished quickly and without special tools.
Also, no interaction occurs when the set point and
proportional band are adjusted.
n Vibration Resistance—The simple design and low
mass of internal parts allow the controller to
withstand the vibrations found in most plant
environments.
n Highly Visible Display—Two red pointers on a
114 mm (4‐1/2 inch), white‐on‐black scale show
process temperature and deviation from set point
at a glance. Two other gauges monitor supply and
output pressures.
n Low Air Consumption—The relay and nozzle design
reduces steady‐state air consumption to as low as
0.09 m
n Corrosion Resistance—Tough plastic housing resists
3
/h (3.5 scfh).
corrosive environments. Internal constructions are
available to resist corrosive supply pressure media
such as sour gas.
4
4196 Temperature Controllers
D200054X012
Table 3. Supply Pressure Data
Output Signal Range
0.2 to 1.0 or
Bar
Psig
1. If this pressure is exceeded, control stability may be impaired.
2. If this pressure is exceeded, damage to the controller may result.