Transmitter Cond 7100 Technical Data Contents

Technical Data Cond 7100

2

Technical Data Cond 7100/2(XH)

4

Terminal Assignments

6

Dimension Drawings

7

– 1–

Cond 7100 Cond 7100

Conductivity input

input for 2- or 4-electrode sensors

Measuring range Conductivity

0,2 µS * c ... 1000 mS * c 1 Ω/c ... 5 MΩ/c

Resistivity Measurement error 1)

< 1 % v. M.

Measuring range Conductivity

0,000 ... 9,999 µS/cm 00,00 ... 99,99 µS/cm 000,0 ... 999,9 µS/cm 0,000 ... 9,999 mS/cm 00,00 ... 99,99 mS/cm 000,0 ... 999,9 mS/cm

Resistivity

0,000 ... 9,999 MΩ cm 00,00 ... 99,99 MΩ cm 000,0 ... 999,9 MΩ cm

Salinity

0,0 ... 45,0 ‰ (0 ... 35 °C)

Temperature input *)

Pt100 / Pt1000 / NTC 30 kΩ / NTC 100 kΩ 2-wire connection, adjustable within ± 5 °C

Measuring range

Pt 100/Pt 1000: NTC 30 kΩ/NTC 100 kΩ:

Resolution Measurement error

0,1 °C / 1 °F < 0,5 K 2)3)

Temperature compensation (Reference temperature 25 °C)

(LIN) (NLF) –01– –02– –03–

*) configurable 1) ± 1 digit 2) for Pt 100 < 1 K 3) for NTC: temp. > 100 ºC < 1K 4) for USP fixed 0,05 µS/cm, for SAL fixed 0,2 ‰

(c=cell constant)

–20,0 ... +150,0 °C / –4 ... +302 °F –20,0 ... +130,0 °C / –4 ... +266 °F

00,00 ... 19,99 %/K (-20 … 130 °C) natural water to EN 27888 (0 … 36 °C) ultra pure water with traces of NaCl (0 ... 120 °C) ultra pure water with traces of HCl (0 ... 120 °C) ultra pure water with traces of NH3 (0 ... 120 °C)

USP function

Monitoring of conductivity of water used in the pharmaceuticals industry according to USP 23, fixed set points for limit value and alarm contacts. Adjustable reduced limit value (10 … 100 %) of the USP 23 value.

Display

LC alarm LED

Current output

0 ... 20 mA or 4 ... 20 mA, max. 10 V, floating 22 mA for error message, can be disabled

Current characteristic *)

linear or logarithmic

Override *)

22 mA for error message, cut-off switch

Current error

< 0,3 % of current value + 0,05 mA

Beginning/end of scale *)

selectable within the measurement range for µS, mS, MΩ, SAL

Min. measurement span

LIN LOG

Current source mode

0,00 mA ... 22,00 mA

–2–

5 % of selected measurement range 1 decade

Cell matching

• entry of cell constant at simultaneous display of the conductivity value and the temperature • manual determination of the cell constant using a calibration solution • temperature compensation

Permissable cell constants

0,0050 … 1,9999 cm -1

Monitoring of cells

SensoCheck®: recognition of polarization and monitoring of the cable capacity (can be disabled)

Switching contacts *)

4 switching contacts, floating limit contact min N/O hysterisis 0,2% of MB 4) limit contact max N/O hysterisis 0,2% of MB 4) alarm contakt N/C wash contakt N/O (periodity + wash contact, configurable)

Loadability

AC DC

Data retention

> 10 years (EEPROM)

RFI suppression

according to EN 50 081-1 and EN 50 081-2

Immunity to ESD

according to EN 50 082-1 and EN 50 082-2

Power supply

20 ... 253 V AC/DC; approx. 2 VA AC: 45 ... 65 Hz

Overvoltage category

II

Protection class

II

Ambient conditions

operating/ambient temperature –20 ... +55 °C transport-and storage temperature –20 ... +70 °C

Enclosure Color

polymer case, PBTP (polybutyleneterephthalate) blue-grey RAL 7031

Installation

• wall-mounting • pipe/bracket: ∅ 40 ... 60 mm,  30 ... 45 mm • control panel, cutout according to DIN 43 700 seal for case/panel

Dimensions Protection Cable entry Weight

144 x 144 x 105 mm IP 65 3 ports for PG 13,5 2 ports for NPT 1/2" or rigid metallic conduit approx. 1 kg

Connections Cross section

plug-in terminals, metal bracket ground for cell shielding max 2,5 mm2

Terminal assignments

[1] [2] [3] [4] [5] [6] [7] [8]

cell: current electrode + cell: voltage electrode + cell: voltage electrode – cell: current electrode – temperature sensor temperature sensor output

[9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19]

limit value contact min limit value contact max alarm contact wash contact free power supply

–3–

< 250 V / < 3 A / < 750 VA < 30 V / < 3 A / < 90 W

Cond 7100/2(XH) Cond 7100/2(XH)

Conductivity input

Input for 2- or 4-electrode sensors

Measuring range Conductivity

0,2 µS * c ... 1000 mS * c 1 Ω/c … 5 MΩ/c

Resistivity Measurement error 1)

< 1 % v. M.

Measuring range Conductivity

Resistivity

0,000 ... 9,999 µS/cm 00,00 ... 99,99 µS/cm 000,0 ... 999,9 µS/cm 0,000 ... 9,999 mS/cm 00,00 ... 99,99 mS/cm 000,0 ... 999,9 mS/cm 0,000 ... 9,999 MΩ cm 00,00 ... 99,99 MΩ cm 000,0 ... 999,9 MΩ cm

Salinity

0,0 ... 45,0 ‰ (0 ... 35 °C)

Temperature input *)

Pt100 / Pt1000 / NTC 30 kΩ / NTC 100 kΩ 2-wire connection, adjustable within ± 5 °C

Measuring range

Pt 100/Pt 1000: NTC 30 kΩ/NTC 100 kΩ:

Resolution Measurement error

0,1 °C / 1 °F < 0,5 K 2)3)

Temperature compensation (Reference temperature 25 °C)

(LIN) (NLF) –01– –02– –03–

*) configurable 1) ± 1 digit 2) for Pt 100 < 1 K 3) for NTC: temp. > 100 ºC < 1K

(c= cell constant)

–20,0 ... +150,0 °C / –4 ... +302 °F –20,0 ... +130,0 °C / –4 ... +266 °F

00,00 ... 19,99 %/K (–20 … 130 °C) natural water according to EN 27888 (0 … 36 °C) ultra pure water with traces of NaCl (0 ... 120 °C) ultra pure water with traces of HCl (0 ... 120 °C) ultra pure water with traces of NH3 (0 ... 120 °C)

Display

LC alarm LED

Power supply/output

loop current 4 ... 20 mA (22 mA), floating

Characteristic *)

linear or logarithmic

Feed voltage

14 … 30 V; Imax = 100 mA; Pmax = 0,8 W

Override *)

22 mA for error message, can be disabled

Current error

< 0,3 % of current value + 0,05 mA

Beginning/end of scale *)

configurable within the measurement range for µS, mS, MΩ, SAL

Min. measurement span

LIN LOG

Current source mode

3,8 ... 22,00 mA

–4–

5 % of selected measurement range 1 decade

Cell matching

• entry of the cell constant at simultaneous display of the conductivity value and the temperature • manual determination of the cell constant using a calibration solution • temperature compensation

Permissable cell constant

0,0050 … 1,9999 cm-1

Monitoring of cells

SensoCheck®: recognition of polarization and monitoring of the cable capacitance (can be disablet)

HART®-Communication Cond 7100/2H, 7100/2XH

digital communication through FSK modulation of the loop current, point-to-point connection, multidrop, instrument identification, reading of measured values, status and messages reading and printing of parameters

Explosion-proof Cond 7100/2, 7100/2H

Zone 2 (USA/Kanada) NI, Class I, Div 2, Group A, B, C, D T4

Cond 7100/2X, 7100/2XH

Zone 1 (Europa/USA/Kanada) II 2 G EEx ib [ia] IIC T6 IS, Class I, Div 1 Group A, B, C, D T4

Data retention

> 10 years (EEPROM)

RFI

according to EN 50 081-1 and EN 50 081-2

Immunity to ESD

according to EN 50 082-1 and EN 50 082-2

Ambient conditions

operating/ambient temperature –20 ... +55 °C transport and storage temperature –20 ... +70 °C

Enclosure Color

polymer case of PBTP (polybutyleneterephthalate) blue-grey RAL 7031

Installation

• wall-mounting • pipe/bracket: ∅ 40 ... 60 mm,  30 ... 45 mm • control panel, cutout according to DIN 43 700 seal for case/panel

Dimensions Protection Cable entry Weight

144 x 144 x 105 mm IP 65 3 ports for PG 13,5 2 ports for NPT 1/2" or rigid metallic conduit approx. 1 kg

Connections Cross-section

plug-in terminals, metal bracket ground for cell shielding max 2,5 mm2

Terminal assignments

[1] [2] [3] [4] [5] [6] [7] [8]

cell: current electrode + cell: voltage electrode + cell: voltage electrode – cell: current electrode – shield free temperature sensor

[9] [10] [11]

free / PA when Ex output/power supply two clamp pins for HART®

–5–

Terminal Assignments

Cond 7100

Cond 7100

n.c. wash

power

alarm

min

max

8 —

7

contacts

6

5

4

3

2

1

T1 T2

shield

20 to 253 V

9

0(4) to 20 mA +

19 18 17 16 15 14 13 12 11 10

temp.

MAX. RELAY CONTACT RATING; 1/8 HP, 125 V AC/250 V AC or 3 A, 30 V DC/250 V AC, RESISTIVE

output

2-/4-electrode conductivity sensor

Cond 7100/2(H)

7 T2

6

n.c.

do not connect

4 to 20 mA

HART 

8 T1

5

4

3

2

1

2

1

shield

9

+

+ 11 10 —

temp. 2-/4-electrode conductivity sensor

supply/ output

8

7

T1

T2

supply/ output

6

5 shield

9

4 to 20 mA

+

+ 11 10 — HART 

II2G EEx ib [ia] IIC T6 Tamb –20 to +55 °C 0032 PTB No. Ex-98.E.xxxx Made in Germany/Berlin

n.c.

Cond 7100/2X(H)

4

3

temp. 2-/4-electrode conductivity sensor

–6–

Dimension Drawings Fig. 1

Cond 7100

Assembling the case

Plastic plug (for sealing in case of wall mounting)

Pg threaded cable gland Hinge pin (can be inserted from either side)

Rubber reducer Plug

Fig. 2

Dimension drawing for Transmitter Cond 7100, mounting diagram and ZU 0275 panel mounting kit 105 144

ca. 14

144

27

42

Pg 13,5 (3 x)

43 max. 25

not included in scope of delivery 78

27

72

32

80

Pg 13,5 or conduit 1/2"

21

84

6,2

Control panel cutout 138 x 138 mm (DIN 43700)

Seal Control panel 1- 22 mm Note: All dimensions in millimeters

–7–

Fig. 3 ZU 0274 bracket kit Ø40 ... Ø60

Hose clamp with worm drive to DIN 3017

for vertical or horizontal posts or pipes

Fig. 4

ZU 0276 protective hood for wall and pipe mounting 165

173

132

Note: All dimensions in millimeters

ISO

ISO

9001

14001

certified

certified

Management System certified according to ISO 9001 / ISO 14001

Sales and service:

Technical subject to changes. © Mettler-Toledo GmbH 3/00 Printed in Switzerland. 52 120 925

–8–