Supplier of control and measuring instruments in Latvia, Estonia and Lithuania. Worldwide delivery
Supplier of control and measuring instruments in Latvia, Estonia and Lithuania. Worldwide delivery
Low minimum specific gravity of 0.40 and rugged flanged chamber for inspection purposes helps insure superior long term performance. Control can be used at maximum process pressure of 450 psig (31 bar) at 100°F (38°C), and 300 psig (21 bar) at 500°F (260°C). Standard 1″ NPT connections are provided for mounting. 19 socket weld hubs or 1″ flanges are available as options. Hermetically sealed snap switch or mercury switches are provided in a variety of circuit configurations such as SPST, SPDT, or DPDT. High or low DC applications can also be accommodated. General purpose, weatherproof, explosion-proof, or explosion-proof – vapor proof enclosures are provided.
Made in USA. brand DWYER, model 1211/1213/1214
Fast delivery to Latvia, Estonia and Lithuania. International delivery to Europe, Asia, Africa and other continents available on request
Our warehouse is located in Riga, Latvia.
price by request
Available
Founded in 1931, DWYER manufactures equipment for measurement, conversion and control – pressure, temperature, level, flow.
Official distributor in Latvia
Time-tested American, European and Asian brands of control and measurent instruments
Special price list for organisations
We offer a significant discount for trade organisations and manufacturing companies
Worldwide shipping on request
We take care of all logistics and customs clearance. Fast delivery to Baltic countries
After-sales service and support
Warranty service and repair, expert assistance in the operation of the instruments
PRODUCT APPLICATIONS
| EXAMPLE | 1211 | WT | 7810 | C1 | 40 | 1211-WT-7810-C1-40 Liquid Level Control, weatherproof enclosure, SPDT snap switch, fixed deadband, automatic reset, operating pressure 450 psig (31 bar) at 100°F (38°C), 300 psig (21 bar) at 500°F (260°C), side/bottom process connections, 1″ NPT, minimum specific gravity 0.40. | |
| CONNECTION | 1211 | One Vertical and One Horizontal 1″ NPT | |||||
| 1213 | One Vertical and One Horizontal Flanged Connection | ||||||
| 1214 | Two Vertical Flanged Connections | ||||||
| ENCLOSURE | G | General Purpose, NEMA 1 | |||||
| WT | Weatherproof, NEMA 3R, 4, 4X | ||||||
| E | Explosion-proof, NEMA 7, 9, Class I Groups B, C, D, Class II Groups E, F, G. CSA approved Groups C, D, E, F, G only. | ||||||
| EV | Explosion-proof/Vapor-proof, NEMA 7, 9, Class I Groups B, C, D, Class II Groups E, F, G. CSA approved Groups C, D, E, F, G only. | ||||||
| CIRCUITS (for electrical circuits see charts A & B below) |
48XX | Single Stage Mercury Switch, see chart A | |||||
| 48XX-XX | Two Stage, Mercury Switch, see chart A | ||||||
| 78XX | Single Stage, Snap Switch, see chart B | ||||||
| 78XX-XX | Two Stage, Snap Switch, see chart B | ||||||
| 78XXHM | Hermetically Sealed Snap Switch, see chart B | ||||||
| 98XX | Single Stage, High Capacity DC Snap Switch, use heat fins (HF) if process temperature exceeds 350°F (177°C), do not exceed 450°F (232°C), see chart B | ||||||
| 98XX-XX | Two Stage, High Capacity DC Snap Switch, use heat fins (HF) if process temperature exceeds 350°F (177°C), do not exceed 450°F (232°C), see chart B | ||||||
| CHAMBER MATERIAL | C1 | Carbon Steel Body | |||||
| C216 | 316SS Body | ||||||
| HFC1 | Heat Fins & Carbon Steel Body | ||||||
| HFC216 | Heat Fins & 316SS Body (1211 only) | ||||||
| MINIMUM SPECIFIC GRAVITY |
40 | 0.40 Specific Gravity (1211 only) | |||||
| 140 | 0.40 Specific Gravity & 150# Flange (1213, 1214 only) | ||||||
| 340 | 0.40 Specific Gravity & 300# Flange (1213, 1214 only) | ||||||
| 640 | 0.40 Specific Gravity & 600# Flange (1213, 1214 only) | ||||||
| OPTIONS | H2 | H2 Socket Weld Hub (1211, steel housing only) | |||||
| STW | SS Tag Wired | ||||||
| 01 | Breather Only (E-Housing only) | ||||||
| 02 | Drain Only (E-Housing only) | ||||||
| 12 | Breather & Drain (E-Housing only) | ||||||
| 23720 | Fungus Proofing |
CHARTS A & B – ELECTRICAL CIRCUITS AND RATINGS
| SWITCH TYPE | SWITCH ACTION | ELECTRICAL RATINGS IN AMPS | ORDERING CODE | |||||||
| AC | DC | SINGLE STAGE | TWO STAGE | |||||||
| 120V | 240V | 440V | 30V | 125V | 250V | LOWER | UPPER | |||
| CHART A Mercury Contacts |
SP-ST open on level FALL | 10 | 5 | 3† | 10 | 5 | -4820 | -4820 | -21 | |
| SP-ST open on level RISE | 10 | 5 | 3† | 10 | 5 | -4821 | -4821 | -20 | ||
| SP-DT one switch | 4 | 2 | 1† | 4 | 2 | -4810 | -4810 | -10 | ||
| SP-DT two switches E.I.* | 10 | 5 | 3† | 10 | 5 | -4815 | -4815 | -15 | ||
| DP-ST two switches E.I.* open on level FALL | 10 | 5 | 3† | 10 | 5 | -4814 | -4814 | -13 | ||
| DP-ST two switches E.I.* open on level RISE | 10 | 5 | 3† | 10 | 5 | -4813 | -4813 | -14 | ||
| DP-DT two SP-DT switches | 4 | 2 | 1† | 4 | 2 | -4806 | -4806 | -06 | ||
| CHART B snap action contacts |
SP-DT one switch | 12 | 5 | 3† | 0.5** | 0.25** | -7810 | -7810 | -10 | |
| DP-DT two SP-DT switches | 12 | 5 | 3† | 0.5** | 0.25** | -7806 | -7806 | -06 | ||
| SP-DT one hermetically sealed switch | 5 | 5 | 5** | -7810HM | -7810HM | -10HM | ||||
| DP-DT two hermetically sealed SP-DT switches | 5 | 5 | 5** | -7806HM | -7806HM | -06HM | ||||
| DP-DT two SP-DT switches | 10 | 3 | 10‡ | 3‡ | -9806 | -9806 | -06 | |||
| SP-DT one switch | 10 | 3 | 10‡ | 3‡ | -9810 | -9810 | -10 | |||
You can request the necessary certificates, documentation, instructions and user guide for DWYER 1211/1213/1214 using the special form.
You can buy DWYER 1211/1213/1214 in Latvia at a favourable price in «OLIL SIA» by leaving a request on the website, by phone +371 672 70580 or by email olil@olil.lv. DWYER 1211/1213/1214 price are subject to change depending on exchange rates. We deliver instruments by transport companies in Latvia, Estonia and Lithuania. Worldwide shipping to Europe, Asia, Africa, North and South America available on request.
See also: Level Switches
